From cb031f1c21d4ab86e16d9efede5de8df56c238d3 Mon Sep 17 00:00:00 2001 From: Peter Wemm Date: Sun, 22 Jun 1997 09:32:32 +0000 Subject: [PATCH] Clean import of Matt Thomas's if_de.c driver as of 970508, rev 1.85. The slightly later one with optional if_media will be imported shortly as well. Obtained from: Matt Thomas via http://www.3am-software.com/ --- sys/pci/dc21040reg.h | 597 +++++ sys/pci/if_de.c | 4958 ++++++++++++++++++++++++++++++++++++++++++ sys/pci/if_devar.h | 967 ++++++++ 3 files changed, 6522 insertions(+) create mode 100644 sys/pci/dc21040reg.h create mode 100644 sys/pci/if_de.c create mode 100644 sys/pci/if_devar.h diff --git a/sys/pci/dc21040reg.h b/sys/pci/dc21040reg.h new file mode 100644 index 000000000000..bbe5fa2beda1 --- /dev/null +++ b/sys/pci/dc21040reg.h @@ -0,0 +1,597 @@ +/*- + * Copyright (c) 1994, 1995, 1996 Matt Thomas + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. The name of the author may not be used to endorse or promote products + * derived from this software withough specific prior written permission + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $Id: dc21040.h,v 1.23 1997/03/15 17:28:19 thomas Exp $ + */ + +#if !defined(_DC21040_H) +#define _DC21040_H + +#if defined(BYTE_ORDER) && BYTE_ORDER == BIG_ENDIAN +#define TULIP_BITFIELD2(a, b) b, a +#define TULIP_BITFIELD3(a, b, c) c, b, a +#define TULIP_BITFIELD4(a, b, c, d) d, c, b, a +#else +#define TULIP_BITFIELD2(a, b) a, b +#define TULIP_BITFIELD3(a, b, c) a, b, c +#define TULIP_BITFIELD4(a, b, c, d) a, b, c, d +#endif + +typedef struct { + u_int32_t d_status; + u_int32_t TULIP_BITFIELD3(d_length1 : 11, + d_length2 : 11, + d_flag : 10); + u_int32_t d_addr1; + u_int32_t d_addr2; +} tulip_desc_t; + +#define TULIP_DSTS_OWNER 0x80000000 /* Owner (1 = 21040) */ +#define TULIP_DSTS_ERRSUM 0x00008000 /* Error Summary */ +/* + * Transmit Status + */ +#define TULIP_DSTS_TxBABBLE 0x00004000 /* Transmitter Babbled */ +#define TULIP_DSTS_TxCARRLOSS 0x00000800 /* Carrier Loss */ +#define TULIP_DSTS_TxNOCARR 0x00000400 /* No Carrier */ +#define TULIP_DSTS_TxLATECOLL 0x00000200 /* Late Collision */ +#define TULIP_DSTS_TxEXCCOLL 0x00000100 /* Excessive Collisions */ +#define TULIP_DSTS_TxNOHRTBT 0x00000080 /* No Heartbeat */ +#define TULIP_DSTS_TxCOLLMASK 0x00000078 /* Collision Count (mask) */ +#define TULIP_DSTS_V_TxCOLLCNT 0x00000003 /* Collision Count (bit) */ +#define TULIP_DSTS_TxLINKFAIL 0x00000004 /* Link Failure */ +#define TULIP_DSTS_TxUNDERFLOW 0x00000002 /* Underflow Error */ +#define TULIP_DSTS_TxDEFERRED 0x00000001 /* Initially Deferred */ +/* + * Receive Status + */ +#define TULIP_DSTS_RxBADLENGTH 0x00004000 /* Length Error */ +#define TULIP_DSTS_RxDATATYPE 0x00003000 /* Data Type */ +#define TULIP_DSTS_RxRUNT 0x00000800 /* Runt Frame */ +#define TULIP_DSTS_RxMULTICAST 0x00000400 /* Multicast Frame */ +#define TULIP_DSTS_RxFIRSTDESC 0x00000200 /* First Descriptor */ +#define TULIP_DSTS_RxLASTDESC 0x00000100 /* Last Descriptor */ +#define TULIP_DSTS_RxTOOLONG 0x00000080 /* Frame Too Long */ +#define TULIP_DSTS_RxCOLLSEEN 0x00000040 /* Collision Seen */ +#define TULIP_DSTS_RxFRAMETYPE 0x00000020 /* Frame Type */ +#define TULIP_DSTS_RxWATCHDOG 0x00000010 /* Receive Watchdog */ +#define TULIP_DSTS_RxDRBBLBIT 0x00000004 /* Dribble Bit */ +#define TULIP_DSTS_RxBADCRC 0x00000002 /* CRC Error */ +#define TULIP_DSTS_RxOVERFLOW 0x00000001 /* Overflow */ + + +#define TULIP_DFLAG_ENDRING 0x0008 /* End of Transmit Ring */ +#define TULIP_DFLAG_CHAIN 0x0004 /* Chain using d_addr2 */ + +#define TULIP_DFLAG_TxWANTINTR 0x0200 /* Signal Interrupt on Completion */ +#define TULIP_DFLAG_TxLASTSEG 0x0100 /* Last Segment */ +#define TULIP_DFLAG_TxFIRSTSEG 0x0080 /* First Segment */ +#define TULIP_DFLAG_TxINVRSFILT 0x0040 /* Inverse Filtering */ +#define TULIP_DFLAG_TxSETUPPKT 0x0020 /* Setup Packet */ +#define TULIP_DFLAG_TxHASCRC 0x0010 /* Don't Append the CRC */ +#define TULIP_DFLAG_TxNOPADDING 0x0002 /* Don't AutoPad */ +#define TULIP_DFLAG_TxHASHFILT 0x0001 /* Hash/Perfect Filtering */ + +/* + * The 21040 Registers (IO Space Addresses) + */ +#define TULIP_REG_BUSMODE 0x00 /* CSR0 -- Bus Mode */ +#define TULIP_REG_TXPOLL 0x08 /* CSR1 -- Transmit Poll Demand */ +#define TULIP_REG_RXPOLL 0x10 /* CSR2 -- Receive Poll Demand */ +#define TULIP_REG_RXLIST 0x18 /* CSR3 -- Receive List Base Addr */ +#define TULIP_REG_TXLIST 0x20 /* CSR4 -- Transmit List Base Addr */ +#define TULIP_REG_STATUS 0x28 /* CSR5 -- Status */ +#define TULIP_REG_CMD 0x30 /* CSR6 -- Command */ +#define TULIP_REG_INTR 0x38 /* CSR7 -- Interrupt Control */ +#define TULIP_REG_MISSES 0x40 /* CSR8 -- Missed Frame Counter */ +#define TULIP_REG_ADDRROM 0x48 /* CSR9 -- ENET ROM Register */ +#define TULIP_REG_RSRVD 0x50 /* CSR10 -- Reserved */ +#define TULIP_REG_FULL_DUPLEX 0x58 /* CSR11 -- Full Duplex */ +#define TULIP_REG_SIA_STATUS 0x60 /* CSR12 -- SIA Status */ +#define TULIP_REG_SIA_CONN 0x68 /* CSR13 -- SIA Connectivity */ +#define TULIP_REG_SIA_TXRX 0x70 /* CSR14 -- SIA Tx Rx */ +#define TULIP_REG_SIA_GEN 0x78 /* CSR15 -- SIA General */ + +/* + * CSR5 -- Status Register + * CSR7 -- Interrupt Control + */ +#define TULIP_STS_ERRORMASK 0x03800000L /* ( R) Error Bits (Valid when SYSERROR is set) */ +#define TULIP_STS_ERR_PARITY 0x00000000L /* 000 - Parity Error (Perform Reset) */ +#define TULIP_STS_ERR_MASTER 0x00800000L /* 001 - Master Abort */ +#define TULIP_STS_ERR_TARGET 0x01000000L /* 010 - Target Abort */ +#define TULIP_STS_ERR_SHIFT 23 +#define TULIP_STS_TXSTATEMASK 0x00700000L /* ( R) Transmission Process State */ +#define TULIP_STS_TXS_RESET 0x00000000L /* 000 - Rset or transmit jabber expired */ +#define TULIP_STS_TXS_FETCH 0x00100000L /* 001 - Fetching transmit descriptor */ +#define TULIP_STS_TXS_WAITEND 0x00200000L /* 010 - Wait for end of transmission */ +#define TULIP_STS_TXS_READING 0x00300000L /* 011 - Read buffer and enqueue data */ +#define TULIP_STS_TXS_RSRVD 0x00400000L /* 100 - Reserved */ +#define TULIP_STS_TXS_SETUP 0x00500000L /* 101 - Setup Packet */ +#define TULIP_STS_TXS_SUSPEND 0x00600000L /* 110 - Transmit FIFO underflow or an + unavailable transmit descriptor */ +#define TULIP_STS_TXS_CLOSE 0x00700000L /* 111 - Close transmit descriptor */ +#define TULIP_STS_RXSTATEMASK 0x000E0000L /* ( R) Receive Process State*/ +#define TULIP_STS_RXS_STOPPED 0x00000000L /* 000 - Stopped */ +#define TULIP_STS_RXS_FETCH 0x00020000L /* 001 - Running -- Fetch receive descriptor */ +#define TULIP_STS_RXS_ENDCHECK 0x00040000L /* 010 - Running -- Check for end of receive + packet before prefetch of next descriptor */ +#define TULIP_STS_RXS_WAIT 0x00060000L /* 011 - Running -- Wait for receive packet */ +#define TULIP_STS_RXS_SUSPEND 0x00080000L /* 100 - Suspended -- As a result of + unavailable receive buffers */ +#define TULIP_STS_RXS_CLOSE 0x000A0000L /* 101 - Running -- Close receive descriptor */ +#define TULIP_STS_RXS_FLUSH 0x000C0000L /* 110 - Running -- Flush the current frame + from the receive FIFO as a result of + an unavailable receive buffer */ +#define TULIP_STS_RXS_DEQUEUE 0x000E0000L /* 111 - Running -- Dequeue the receive frame + from the receive FIFO into the receive + buffer. */ +#define TULIP_STS_NORMALINTR 0x00010000L /* (RW) Normal Interrupt */ +#define TULIP_STS_ABNRMLINTR 0x00008000L /* (RW) Abnormal Interrupt */ +#define TULIP_STS_SYSERROR 0x00002000L /* (RW) System Error */ +#define TULIP_STS_LINKFAIL 0x00001000L /* (RW) Link Failure (21040) */ +#define TULIP_STS_FULDPLXSHRT 0x00000800L /* (RW) Full Duplex Short Fram Rcvd (21040) */ +#define TULIP_STS_GPTIMEOUT 0x00000800L /* (RW) General Purpose Timeout (21140) */ +#define TULIP_STS_AUI 0x00000400L /* (RW) AUI/TP Switch (21040) */ +#define TULIP_STS_RXTIMEOUT 0x00000200L /* (RW) Receive Watchbog Timeout */ +#define TULIP_STS_RXSTOPPED 0x00000100L /* (RW) Receive Process Stopped */ +#define TULIP_STS_RXNOBUF 0x00000080L /* (RW) Receive Buffer Unavailable */ +#define TULIP_STS_RXINTR 0x00000040L /* (RW) Receive Interrupt */ +#define TULIP_STS_TXUNDERFLOW 0x00000020L /* (RW) Transmit Underflow */ +#define TULIP_STS_LINKPASS 0x00000010L /* (RW) LinkPass (21041) */ +#define TULIP_STS_TXBABBLE 0x00000008L /* (RW) Transmit Jabber Timeout */ +#define TULIP_STS_TXNOBUF 0x00000004L /* (RW) Transmit Buffer Unavailable */ +#define TULIP_STS_TXSTOPPED 0x00000002L /* (RW) Transmit Process Stopped */ +#define TULIP_STS_TXINTR 0x00000001L /* (RW) Transmit Interrupt */ + +/* + * CSR6 -- Command (Operation Mode) Register + */ +#define TULIP_CMD_MUSTBEONE 0x02000000L /* (RW) Must Be One (21140) */ +#define TULIP_CMD_SCRAMBLER 0x01000000L /* (RW) Scrambler Mode (21140) */ +#define TULIP_CMD_PCSFUNCTION 0x00800000L /* (RW) PCS Function (21140) */ +#define TULIP_CMD_TXTHRSHLDCTL 0x00400000L /* (RW) Transmit Threshold Mode (21140) */ +#define TULIP_CMD_STOREFWD 0x00200000L /* (RW) Store and Foward (21140) */ +#define TULIP_CMD_NOHEARTBEAT 0x00080000L /* (RW) No Heartbeat (21140) */ +#define TULIP_CMD_PORTSELECT 0x00040000L /* (RW) Post Select (100Mb) (21140) */ +#define TULIP_CMD_ENHCAPTEFFCT 0x00040000L /* (RW) Enhanced Capture Effecty (21041) */ +#define TULIP_CMD_CAPTREFFCT 0x00020000L /* (RW) Capture Effect (!802.3) */ +#define TULIP_CMD_BACKPRESSURE 0x00010000L /* (RW) Back Pressure (!802.3) (21040) */ +#define TULIP_CMD_THRESHOLDCTL 0x0000C000L /* (RW) Threshold Control */ +#define TULIP_CMD_THRSHLD72 0x00000000L /* 00 - 72 Bytes */ +#define TULIP_CMD_THRSHLD96 0x00004000L /* 01 - 96 Bytes */ +#define TULIP_CMD_THRSHLD128 0x00008000L /* 10 - 128 bytes */ +#define TULIP_CMD_THRSHLD160 0x0000C000L /* 11 - 160 Bytes */ +#define TULIP_CMD_TXRUN 0x00002000L /* (RW) Start/Stop Transmitter */ +#define TULIP_CMD_FORCECOLL 0x00001000L /* (RW) Force Collisions */ +#define TULIP_CMD_OPERMODE 0x00000C00L /* (RW) Operating Mode */ +#define TULIP_CMD_FULLDUPLEX 0x00000200L /* (RW) Full Duplex Mode */ +#define TULIP_CMD_FLAKYOSCDIS 0x00000100L /* (RW) Flakey Oscillator Disable */ +#define TULIP_CMD_ALLMULTI 0x00000080L /* (RW) Pass All Multicasts */ +#define TULIP_CMD_PROMISCUOUS 0x00000040L /* (RW) Promiscuous Mode */ +#define TULIP_CMD_BACKOFFCTR 0x00000020L /* (RW) Start/Stop Backoff Counter (!802.3) */ +#define TULIP_CMD_INVFILTER 0x00000010L /* (R ) Inverse Filtering */ +#define TULIP_CMD_PASSBADPKT 0x00000008L /* (RW) Pass Bad Frames */ +#define TULIP_CMD_HASHONLYFLTR 0x00000004L /* (R ) Hash Only Filtering */ +#define TULIP_CMD_RXRUN 0x00000002L /* (RW) Start/Stop Receive Filtering */ +#define TULIP_CMD_HASHPRFCTFLTR 0x00000001L /* (R ) Hash/Perfect Receive Filtering */ + +#define TULIP_SIASTS_OTHERRXACTIVITY 0x00000200L +#define TULIP_SIASTS_RXACTIVITY 0x00000100L +#define TULIP_SIASTS_LINKFAIL 0x00000004L +#define TULIP_SIACONN_RESET 0x00000000L + +/* + * 21040 SIA definitions + */ +#define TULIP_21040_PROBE_10BASET_TIMEOUT 2500 +#define TULIP_21040_PROBE_AUIBNC_TIMEOUT 300 +#define TULIP_21040_PROBE_EXTSIA_TIMEOUT 300 + +#define TULIP_21040_SIACONN_10BASET 0x00008F01L +#define TULIP_21040_SIATXRX_10BASET 0x0000FFFFL +#define TULIP_21040_SIAGEN_10BASET 0x00000000L + +#define TULIP_21040_SIACONN_10BASET_FD 0x00008F01L +#define TULIP_21040_SIATXRX_10BASET_FD 0x0000FFFDL +#define TULIP_21040_SIAGEN_10BASET_FD 0x00000000L + +#define TULIP_21040_SIACONN_AUIBNC 0x00008F09L +#define TULIP_21040_SIATXRX_AUIBNC 0x00000705L +#define TULIP_21040_SIAGEN_AUIBNC 0x00000006L + +#define TULIP_21040_SIACONN_EXTSIA 0x00003041L +#define TULIP_21040_SIATXRX_EXTSIA 0x00000000L +#define TULIP_21040_SIAGEN_EXTSIA 0x00000006L + +/* + * 21041 SIA definitions + */ + +#define TULIP_21041_PROBE_10BASET_TIMEOUT 2500 +#define TULIP_21041_PROBE_AUIBNC_TIMEOUT 300 + +#define TULIP_21041_SIACONN_10BASET 0x0000EF01L +#define TULIP_21041_SIATXRX_10BASET 0x0000FF3FL +#define TULIP_21041_SIAGEN_10BASET 0x00000000L + +#define TULIP_21041P2_SIACONN_10BASET 0x0000EF01L +#define TULIP_21041P2_SIATXRX_10BASET 0x0000FFFFL +#define TULIP_21041P2_SIAGEN_10BASET 0x00000000L + +#define TULIP_21041_SIACONN_10BASET_FD 0x0000EF01L +#define TULIP_21041_SIATXRX_10BASET_FD 0x0000FF3DL +#define TULIP_21041_SIAGEN_10BASET_FD 0x00000000L + +#define TULIP_21041P2_SIACONN_10BASET_FD 0x0000EF01L +#define TULIP_21041P2_SIATXRX_10BASET_FD 0x0000FFFFL +#define TULIP_21041P2_SIAGEN_10BASET_FD 0x00000000L + +#define TULIP_21041_SIACONN_AUI 0x0000EF09L +#define TULIP_21041_SIATXRX_AUI 0x0000F73DL +#define TULIP_21041_SIAGEN_AUI 0x0000000EL + +#define TULIP_21041P2_SIACONN_AUI 0x0000EF09L +#define TULIP_21041P2_SIATXRX_AUI 0x0000F7FDL +#define TULIP_21041P2_SIAGEN_AUI 0x0000000EL + +#define TULIP_21041_SIACONN_BNC 0x0000EF09L +#define TULIP_21041_SIATXRX_BNC 0x0000F73DL +#define TULIP_21041_SIAGEN_BNC 0x00000006L + +#define TULIP_21041P2_SIACONN_BNC 0x0000EF09L +#define TULIP_21041P2_SIATXRX_BNC 0x0000F7FDL +#define TULIP_21041P2_SIAGEN_BNC 0x00000006L + +/* + * 21142 SIA definitions + */ + +#define TULIP_21142_PROBE_10BASET_TIMEOUT 2500 +#define TULIP_21142_PROBE_AUIBNC_TIMEOUT 300 + +#define TULIP_21142_SIACONN_10BASET 0x00000001L +#define TULIP_21142_SIATXRX_10BASET 0x0000F3FFL +#define TULIP_21142_SIAGEN_10BASET 0x00000000L + +#define TULIP_21142_SIACONN_10BASET_FD 0x00000001L +#define TULIP_21142_SIATXRX_10BASET_FD 0x0000F3FDL +#define TULIP_21142_SIAGEN_10BASET_FD 0x00000000L + +#define TULIP_21142_SIACONN_AUI 0x00000009L +#define TULIP_21142_SIATXRX_AUI 0x0000F3FDL +#define TULIP_21142_SIAGEN_AUI 0x0000000EL + +#define TULIP_21142_SIACONN_BNC 0x00000009L +#define TULIP_21142_SIATXRX_BNC 0x0000F3FDL +#define TULIP_21142_SIAGEN_BNC 0x00000006L + + + + +#define TULIP_WATCHDOG_TXDISABLE 0x00000001L +#define TULIP_WATCHDOG_RXDISABLE 0x00000010L + +#define TULIP_BUSMODE_SWRESET 0x00000001L +#define TULIP_BUSMODE_DESCSKIPLEN_MASK 0x0000007CL +#define TULIP_BUSMODE_BIGENDIAN 0x00000080L +#define TULIP_BUSMODE_BURSTLEN_MASK 0x00003F00L +#define TULIP_BUSMODE_BURSTLEN_DEFAULT 0x00000000L +#define TULIP_BUSMODE_BURSTLEN_1LW 0x00000100L +#define TULIP_BUSMODE_BURSTLEN_2LW 0x00000200L +#define TULIP_BUSMODE_BURSTLEN_4LW 0x00000400L +#define TULIP_BUSMODE_BURSTLEN_8LW 0x00000800L +#define TULIP_BUSMODE_BURSTLEN_16LW 0x00001000L +#define TULIP_BUSMODE_BURSTLEN_32LW 0x00002000L +#define TULIP_BUSMODE_CACHE_NOALIGN 0x00000000L +#define TULIP_BUSMODE_CACHE_ALIGN8 0x00004000L +#define TULIP_BUSMODE_CACHE_ALIGN16 0x00008000L +#define TULIP_BUSMODE_CACHE_ALIGN32 0x0000C000L +#define TULIP_BUSMODE_TXPOLL_NEVER 0x00000000L +#define TULIP_BUSMODE_TXPOLL_200000ns 0x00020000L +#define TULIP_BUSMODE_TXPOLL_800000ns 0x00040000L +#define TULIP_BUSMODE_TXPOLL_1600000ns 0x00060000L +#define TULIP_BUSMODE_TXPOLL_12800ns 0x00080000L /* 21041 only */ +#define TULIP_BUSMODE_TXPOLL_25600ns 0x000A0000L /* 21041 only */ +#define TULIP_BUSMODE_TXPOLL_51200ns 0x000C0000L /* 21041 only */ +#define TULIP_BUSMODE_TXPOLL_102400ns 0x000E0000L /* 21041 only */ +#define TULIP_BUSMODE_DESC_BIGENDIAN 0x00100000L /* 21041 only */ +#define TULIP_BUSMODE_READMULTIPLE 0x00200000L /* */ + +#define TULIP_REG_CFDA 0x40 +#define TULIP_CFDA_SLEEP 0x80000000L +#define TULIP_CFDA_SNOOZE 0x40000000L + +#define TULIP_GP_PINSET 0x00000100L +/* + * These are the defintitions used for the DEC 21140 + * evaluation board. + */ +#define TULIP_GP_EB_PINS 0x0000001F /* General Purpose Pin directions */ +#define TULIP_GP_EB_OK10 0x00000080 /* 10 Mb/sec Signal Detect gep<7> */ +#define TULIP_GP_EB_OK100 0x00000040 /* 100 Mb/sec Signal Detect gep<6> */ +#define TULIP_GP_EB_INIT 0x0000000B /* No loopback --- point-to-point */ + +/* + * These are the defintitions used for the SMC9332 (21140) board. + */ +#define TULIP_GP_SMC_9332_PINS 0x0000003F /* General Purpose Pin directions */ +#define TULIP_GP_SMC_9332_OK10 0x00000080 /* 10 Mb/sec Signal Detect gep<7> */ +#define TULIP_GP_SMC_9332_OK100 0x00000040 /* 100 Mb/sec Signal Detect gep<6> */ +#define TULIP_GP_SMC_9332_INIT 0x00000009 /* No loopback --- point-to-point */ + +#define TULIP_OUI_SMC_0 0x00 +#define TULIP_OUI_SMC_1 0x00 +#define TULIP_OUI_SMC_2 0xC0 + +/* + * There are the definitions used for the DEC DE500 + * 10/100 family of boards + */ +#define TULIP_GP_DE500_PINS 0x0000001FL +#define TULIP_GP_DE500_LINK_PASS 0x00000080L +#define TULIP_GP_DE500_SYM_LINK 0x00000040L +#define TULIP_GP_DE500_SIGNAL_DETECT 0x00000020L +#define TULIP_GP_DE500_PHY_RESET 0x00000010L +#define TULIP_GP_DE500_HALFDUPLEX 0x00000008L +#define TULIP_GP_DE500_PHY_LOOPBACK 0x00000004L +#define TULIP_GP_DE500_FORCE_LED 0x00000002L +#define TULIP_GP_DE500_FORCE_100 0x00000001L + +/* + * These are the defintitions used for the Cogent EM100 + * 21140 board. + */ +#define TULIP_GP_EM100_PINS 0x0000003F /* General Purpose Pin directions */ +#define TULIP_GP_EM100_INIT 0x00000009 /* No loopback --- point-to-point */ +#define TULIP_OUI_COGENT_0 0x00 +#define TULIP_OUI_COGENT_1 0x00 +#define TULIP_OUI_COGENT_2 0x92 +#define TULIP_COGENT_EM100_ID 0x12 + + +/* + * These are the defintitions used for the Znyx ZX342 + * 10/100 board + */ +#define TULIP_OUI_ZNYX_0 0x00 +#define TULIP_OUI_ZNYX_1 0xC0 +#define TULIP_OUI_ZNYX_2 0x95 + +#define TULIP_ZNYX_ID_ZX312 0x0602 +#define TULIP_ZNYX_ID_ZX312T 0x0622 +#define TULIP_ZNYX_ID_ZX314_INTA 0x0701 +#define TULIP_ZNYX_ID_ZX314 0x0711 +#define TULIP_ZNYX_ID_ZX315_INTA 0x0801 +#define TULIP_ZNYX_ID_ZX315 0x0811 +#define TULIP_ZNYX_ID_ZX342 0x0901 +#define TULIP_ZNYX_ID_ZX342B 0x0921 +#define TULIP_ZNYX_ID_ZX342_X3 0x0902 +#define TULIP_ZNYX_ID_ZX342_X4 0x0903 +#define TULIP_ZNYX_ID_ZX344 0x0A01 +#define TULIP_ZNYX_ID_ZX351 0x0B01 +#define TULIP_ZNYX_ID_ZX345 0x0C01 +#define TULIP_ZNYX_ID_ZX311 0x0D01 +#define TULIP_ZNYX_ID_ZX346 0x0E01 + +#define TULIP_GP_ZX34X_PINS 0x0000001F /* General Purpose Pin directions */ +#define TULIP_GP_ZX344_PINS 0x0000000B /* General Purpose Pin directions */ +#define TULIP_GP_ZX345_PINS 0x00000003 /* General Purpose Pin directions */ +#define TULIP_GP_ZX346_PINS 0x00000043 /* General Purpose Pin directions */ +#define TULIP_GP_ZX34X_LNKFAIL 0x00000080 /* 10Mb/s Link Failure */ +#define TULIP_GP_ZX34X_SYMDET 0x00000040 /* 100Mb/s Symbol Detect */ +#define TULIP_GP_ZX345_PHYACT 0x00000040 /* PHY Activity */ +#define TULIP_GP_ZX34X_SIGDET 0x00000020 /* 100Mb/s Signal Detect */ +#define TULIP_GP_ZX346_AUTONEG_ENABLED 0x00000020 /* 802.3u autoneg enabled */ +#define TULIP_GP_ZX342_COLENA 0x00000008 /* 10t Ext LB */ +#define TULIP_GP_ZX344_ROTINT 0x00000008 /* PPB IRQ rotation */ +#define TULIP_GP_ZX345_SPEED10 0x00000008 /* 10Mb speed detect */ +#define TULIP_GP_ZX346_SPEED100 0x00000008 /* 100Mb speed detect */ +#define TULIP_GP_ZX34X_NCOLENA 0x00000004 /* 10t Int LB */ +#define TULIP_GP_ZX34X_RXMATCH 0x00000004 /* RX Match */ +#define TULIP_GP_ZX346_FULLDUPLEX 0x00000004 /* Full Duplex Sensed */ +#define TULIP_GP_ZX34X_LB102 0x00000002 /* 100tx twister LB */ +#define TULIP_GP_ZX34X_NLB101 0x00000001 /* PDT/PDR LB */ +#define TULIP_GP_ZX34X_INIT 0x00000009 + +/* + * Compex's OUI. We need to twiddle a bit on their 21041 card. + */ +#define TULIP_OUI_COMPEX_0 0x00 +#define TULIP_OUI_COMPEX_1 0x80 +#define TULIP_OUI_COMPEX_2 0x48 +#define TULIP_21041_COMPEX_XREGDATA 1 + +/* + * Asante's OUI and stuff... + */ +#define TULIP_OUI_ASANTE_0 0x00 +#define TULIP_OUI_ASANTE_1 0x00 +#define TULIP_OUI_ASANTE_2 0x94 +#define TULIP_GP_ASANTE_PINS 0x000000bf /* GP pin config */ +#define TULIP_GP_ASANTE_PHYRESET 0x00000008 /* Reset PHY */ + +/* + * SROM definitions for the 21140 and 21041. + */ +#define SROMXREG 0x0400 +#define SROMSEL 0x0800 +#define SROMRD 0x4000 +#define SROMWR 0x2000 +#define SROMDIN 0x0008 +#define SROMDOUT 0x0004 +#define SROMDOUTON 0x0004 +#define SROMDOUTOFF 0x0004 +#define SROMCLKON 0x0002 +#define SROMCLKOFF 0x0002 +#define SROMCSON 0x0001 +#define SROMCSOFF 0x0001 +#define SROMCS 0x0001 + +#define SROMCMD_MODE 4 +#define SROMCMD_WR 5 +#define SROMCMD_RD 6 + +#define SROM_BITWIDTH 6 + +/* + * MII Definitions for the 21041 and 21140/21140A/21142 + */ +#define MII_PREAMBLE (~0) +#define MII_TEST 0xAAAAAAAA +#define MII_RDCMD 0xF6 /* 1111.0110 */ +#define MII_WRCMD 0xF5 /* 1111.0101 */ +#define MII_DIN 0x00080000 +#define MII_RD 0x00040000 +#define MII_WR 0x00000000 +#define MII_DOUT 0x00020000 +#define MII_CLK 0x00010000 +#define MII_CLKON MII_CLK +#define MII_CLKOFF MII_CLK + +#define PHYREG_CONTROL 0 +#define PHYREG_STATUS 1 +#define PHYREG_IDLOW 2 +#define PHYREG_IDHIGH 3 +#define PHYREG_AUTONEG_ADVERTISEMENT 4 +#define PHYREG_AUTONEG_ABILITIES 5 +#define PHYREG_AUTONEG_EXPANSION 6 +#define PHYREG_AUTONEG_NEXTPAGE 7 + +#define PHYSTS_100BASET4 0x8000 +#define PHYSTS_100BASETX_FD 0x4000 +#define PHYSTS_100BASETX 0x2000 +#define PHYSTS_10BASET_FD 0x1000 +#define PHYSTS_10BASET 0x0800 +#define PHYSTS_AUTONEG_DONE 0x0020 +#define PHYSTS_REMOTE_FAULT 0x0010 +#define PHYSTS_CAN_AUTONEG 0x0008 +#define PHYSTS_LINK_UP 0x0004 +#define PHYSTS_JABBER_DETECT 0x0002 +#define PHYSTS_EXTENDED_REGS 0x0001 + +#define PHYCTL_RESET 0x8000 +#define PHYCTL_SELECT_100MB 0x2000 +#define PHYCTL_AUTONEG_ENABLE 0x1000 +#define PHYCTL_ISOLATE 0x0400 +#define PHYCTL_AUTONEG_RESTART 0x0200 +#define PHYCTL_FULL_DUPLEX 0x0100 + + +#define MII_RD 0x00040000 +#define MII_WR 0x00000000 +#define MII_DIN 0x00080000 +#define MII_DOUT 0x00020000 +#define MII_DOUTON MII_DOUT +#define MII_DOUTOFF MII_DOUT +#define MII_CLK 0x00010000 +#define MII_CLKON MII_CLK +#define MII_CLKOFF MII_CLK + +/* + * Definitions for the DE425. + */ +#define DE425_CFID 0x08 /* Configuration Id */ +#define DE425_CFCS 0x0C /* Configuration Command-Status */ +#define DE425_CFRV 0x18 /* Configuration Revision */ +#define DE425_CFLT 0x1C /* Configuration Latency Timer */ +#define DE425_CBIO 0x28 /* Configuration Base IO Address */ +#define DE425_CFDA 0x2C /* Configuration Driver Area */ +#define DE425_ENETROM_OFFSET 0xC90 /* Offset in I/O space for ENETROM */ +#define DE425_CFG0 0xC88 /* IRQ register */ +#define DE425_EISAID 0x10a34250 /* EISA device id */ +#define DE425_EISA_IOSIZE 0x100 + +#define DEC_VENDORID 0x1011 +#define CHIPID_21040 0x0002 +#define CHIPID_21140 0x0009 +#define CHIPID_21041 0x0014 +#define CHIPID_21142 0x0019 +#define PCI_VENDORID(x) ((x) & 0xFFFF) +#define PCI_CHIPID(x) (((x) >> 16) & 0xFFFF) + +/* + * Generic SROM Format + * + * + */ + +typedef struct { + u_int8_t sh_idbuf[18]; + u_int8_t sh_version; + u_int8_t sh_adapter_count; + u_int8_t sh_ieee802_address[6]; +} tulip_srom_header_t; + +typedef struct { + u_int8_t sai_device; + u_int8_t sai_leaf_offset_lowbyte; + u_int8_t sai_leaf_offset_highbyte; +} tulip_srom_adapter_info_t; + +typedef enum { + TULIP_SROM_CONNTYPE_10BASET =0x0000, + TULIP_SROM_CONNTYPE_BNC =0x0001, + TULIP_SROM_CONNTYPE_AUI =0x0002, + TULIP_SROM_CONNTYPE_100BASETX =0x0003, + TULIP_SROM_CONNTYPE_100BASET4 =0x0006, + TULIP_SROM_CONNTYPE_100BASEFX =0x0007, + TULIP_SROM_CONNTYPE_MII_10BASET =0x0009, + TULIP_SROM_CONNTYPE_MII_100BASETX =0x000D, + TULIP_SROM_CONNTYPE_MII_100BASET4 =0x000F, + TULIP_SROM_CONNTYPE_MII_100BASEFX =0x0010, + TULIP_SROM_CONNTYPE_10BASET_NWAY =0x0100, + TULIP_SROM_CONNTYPE_10BASET_FD =0x0204, + TULIP_SROM_CONNTYPE_MII_10BASET_FD =0x020A, + TULIP_SROM_CONNTYPE_100BASETX_FD =0x020E, + TULIP_SROM_CONNTYPE_MII_100BASETX_FD =0x0211, + TULIP_SROM_CONNTYPE_10BASET_NOLINKPASS =0x0400, + TULIP_SROM_CONNTYPE_AUTOSENSE =0x0800, + TULIP_SROM_CONNTYPE_AUTOSENSE_POWERUP =0x8800, + TULIP_SROM_CONNTYPE_AUTOSENSE_NWAY =0x9000, + TULIP_SROM_CONNTYPE_NOT_USED =0xFFFF +} tulip_srom_connection_t; + +typedef enum { + TULIP_SROM_MEDIA_10BASET =0x0000, + TULIP_SROM_MEDIA_BNC =0x0001, + TULIP_SROM_MEDIA_AUI =0x0002, + TULIP_SROM_MEDIA_100BASETX =0x0003, + TULIP_SROM_MEDIA_10BASET_FD =0x0004, + TULIP_SROM_MEDIA_100BASETX_FD =0x0005, + TULIP_SROM_MEDIA_100BASET4 =0x0006, + TULIP_SROM_MEDIA_100BASEFX =0x0007, + TULIP_SROM_MEDIA_100BASEFX_FD =0x0008 +} tulip_srom_media_t; + +#define TULIP_SROM_21041_EXTENDED 0x40 + +#define TULIP_SROM_2114X_NOINDICATOR 0x8000 +#define TULIP_SROM_2114X_DEFAULT 0x4000 +#define TULIP_SROM_2114X_POLARITY 0x0080 +#define TULIP_SROM_2114X_CMDBITS(n) (((n) & 0x0071) << 18) +#define TULIP_SROM_2114X_BITPOS(b) (1 << (((b) & 0x0E) >> 1)) + + + +#endif /* !defined(_DC21040_H) */ diff --git a/sys/pci/if_de.c b/sys/pci/if_de.c new file mode 100644 index 000000000000..a2c0916456ed --- /dev/null +++ b/sys/pci/if_de.c @@ -0,0 +1,4958 @@ +/*- + * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com) + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. The name of the author may not be used to endorse or promote products + * derived from this software withough specific prior written permission + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $Id: if_de.c,v 1.85 1997/05/08 16:48:22 thomas Exp $ + * + */ + +/* + * DEC 21040 PCI Ethernet Controller + * + * Written by Matt Thomas + * BPF support code stolen directly from if_ec.c + * + * This driver supports the DEC DE435 or any other PCI + * board which support 21040, 21041, or 21140 (mostly). + */ +#define TULIP_HDR_DATA + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include /* only for declaration of wakeup() used by vm.h */ +#if defined(__FreeBSD__) +#include +#elif defined(__bsdi__) || defined(__NetBSD__) +#include +#endif + +#include +#if defined(SIOCSIFMEDIA) && !defined(TULIP_NOIFMEDIA) +#include +#endif +#include +#include +#include +#include + +#if defined(__bsdi__) && _BSDI_VERSION >= 199701 +#include +#include +#endif + +#include "bpfilter.h" +#if NBPFILTER > 0 +#include +#include +#endif + +#ifdef INET +#include +#include +#include +#include +#endif + +#ifdef NS +#include +#include +#endif + +#include +#include +#include + +#if defined(__FreeBSD__) +#include +#include +#include +#if NPCI > 0 +#include +#include +#define DEVAR_INCLUDE "pci/if_devar.h" +#endif +#endif /* __FreeBSD__ */ + +#if defined(__bsdi__) +#include +#include +#include +#include +#include +#include +#include +#if _BSDI_VERSION < 199510 +#include +#else +#define NEISA 0 +#endif +#if NEISA > 0 && _BSDI_VERSION >= 199401 +#include +#define TULIP_EISA +#endif +#define DEVAR_INCLUDE "i386/pci/if_devar.h" +#endif /* __bsdi__ */ + +#if defined(__NetBSD__) +#include +#if defined(INET) +#include +#endif +#include +#if defined(__alpha__) +#include +#endif +#include +#include +#include +#define DEVAR_INCLUDE "dev/pci/if_devar.h" +#endif /* __NetBSD__ */ + +/* + * Intel CPUs should use I/O mapped access. + */ +#if defined(__i386__) || defined(TULIP_EISA) +#define TULIP_IOMAPPED +#endif + +#if 0 +/* + * This turns on all sort of debugging stuff and make the + * driver much larger. + */ +#define TULIP_DEBUG +#endif + +#if 0 +#define TULIP_USE_SOFTINTR +#endif + +#define TULIP_HZ 10 + +#include DEVAR_INCLUDE +/* + * This module supports + * the DEC 21040 PCI Ethernet Controller. + * the DEC 21041 PCI Ethernet Controller. + * the DEC 21140 PCI Fast Ethernet Controller. + */ +static void tulip_mii_autonegotiate(tulip_softc_t * const sc, const unsigned phyaddr); +static tulip_intrfunc_t tulip_intr_shared(void *arg); +static tulip_intrfunc_t tulip_intr_normal(void *arg); +static void tulip_init(tulip_softc_t * const sc); +static void tulip_reset(tulip_softc_t * const sc); +static ifnet_ret_t tulip_ifstart(struct ifnet *ifp); +static void tulip_rx_intr(tulip_softc_t * const sc); +static void tulip_addr_filter(tulip_softc_t * const sc); +static unsigned tulip_mii_readreg(tulip_softc_t * const sc, unsigned devaddr, unsigned regno); +static void tulip_mii_writereg(tulip_softc_t * const sc, unsigned devaddr, unsigned regno, unsigned data); +static int tulip_mii_map_abilities(tulip_softc_t * const sc, unsigned abilities); +static tulip_media_t tulip_mii_phy_readspecific(tulip_softc_t * const sc); +static int tulip_srom_decode(tulip_softc_t * const sc); +#if defined(IFM_ETHER) +static int tulip_ifmedia_change(struct ifnet * const ifp); +static void tulip_ifmedia_status(struct ifnet * const ifp, struct ifmediareq *req); +#endif +/* static void tulip_21140_map_media(tulip_softc_t *sc); */ + +static void +tulip_timeout_callback( + void *arg) +{ + tulip_softc_t * const sc = arg; + tulip_spl_t s = TULIP_RAISESPL(); + + sc->tulip_flags &= ~TULIP_TIMEOUTPENDING; + sc->tulip_probe_timeout -= 1000 / TULIP_HZ; + (sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_TIMER); + TULIP_RESTORESPL(s); +} + +static void +tulip_timeout( + tulip_softc_t * const sc) +{ + if (sc->tulip_flags & TULIP_TIMEOUTPENDING) + return; + sc->tulip_flags |= TULIP_TIMEOUTPENDING; + timeout(tulip_timeout_callback, sc, (hz + TULIP_HZ / 2) / TULIP_HZ); +} + +#if defined(TULIP_NEED_FASTTIMEOUT) +static void +tulip_fasttimeout_callback( + void *arg) +{ + tulip_softc_t * const sc = arg; + tulip_spl_t s = TULIP_RAISESPL(); + + sc->tulip_flags &= ~TULIP_FASTTIMEOUTPENDING; + (sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_FASTTIMER); + TULIP_RESTORESPL(s); +} + +static void +tulip_fasttimeout( + tulip_softc_t * const sc) +{ + if (sc->tulip_flags & TULIP_FASTTIMEOUTPENDING) + return; + sc->tulip_flags |= TULIP_FASTTIMEOUTPENDING; + timeout(tulip_fasttimeout_callback, sc, 1); +} +#endif + +static int +tulip_txprobe( + tulip_softc_t * const sc) +{ + struct mbuf *m; + /* + * Before we are sure this is the right media we need + * to send a small packet to make sure there's carrier. + * Strangely, BNC and AUI will 'see" receive data if + * either is connected so the transmit is the only way + * to verify the connectivity. + */ + MGETHDR(m, M_DONTWAIT, MT_DATA); + if (m == NULL) + return 0; + /* + * Construct a LLC TEST message which will point to ourselves. + */ + bcopy(sc->tulip_enaddr, mtod(m, struct ether_header *)->ether_dhost, 6); + bcopy(sc->tulip_enaddr, mtod(m, struct ether_header *)->ether_shost, 6); + mtod(m, struct ether_header *)->ether_type = htons(3); + mtod(m, unsigned char *)[14] = 0; + mtod(m, unsigned char *)[15] = 0; + mtod(m, unsigned char *)[16] = 0xE3; /* LLC Class1 TEST (no poll) */ + m->m_len = m->m_pkthdr.len = sizeof(struct ether_header) + 3; + /* + * send it! + */ + sc->tulip_cmdmode |= TULIP_CMD_TXRUN; + sc->tulip_flags |= TULIP_TXPROBE_ACTIVE; + TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); + IF_PREPEND(&sc->tulip_if.if_snd, m); + tulip_ifstart(&sc->tulip_if); + sc->tulip_probe.probe_txprobes++; + return 1; +} + +#ifdef BIG_PACKET +#define TULIP_SIAGEN_WATCHDOG (sc->tulip_if.if_mtu > ETHERMTU ? TULIP_WATCHDOG_RXDISABLE|TULIP_WATCHDOG_TXDISABLE : 0) +#else +#define TULIP_SIAGEN_WATCHDOG 0 +#endif + +static void +tulip_media_set( + tulip_softc_t * const sc, + tulip_media_t media) +{ + const tulip_media_info_t *mi = sc->tulip_mediums[media]; + + if (mi == NULL) + return; + + /* + * If we are switching media, make sure we don't think there's + * any stale RX activity + */ + sc->tulip_flags &= ~TULIP_RXACT; + if (mi->mi_type == TULIP_MEDIAINFO_SIA) { + TULIP_CSR_WRITE(sc, csr_sia_connectivity, TULIP_SIACONN_RESET); + TULIP_CSR_WRITE(sc, csr_sia_tx_rx, mi->mi_sia_tx_rx); + if (sc->tulip_features & TULIP_HAVE_SIAGP) { + TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_gp_control|mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG); + TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_gp_data|mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG); + } else { + TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_sia_general|TULIP_SIAGEN_WATCHDOG); + } + TULIP_CSR_WRITE(sc, csr_sia_connectivity, mi->mi_sia_connectivity); + } else if (mi->mi_type == TULIP_MEDIAINFO_GPR) { +#define TULIP_GPR_CMDBITS (TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION|TULIP_CMD_SCRAMBLER|TULIP_CMD_TXTHRSHLDCTL) + /* + * If the cmdmode bits don't match the currently operating mode, + * set the cmdmode appropriately and reset the chip. + */ + if (((mi->mi_cmdmode ^ TULIP_CSR_READ(sc, csr_command)) & TULIP_GPR_CMDBITS) != 0) { + sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS; + sc->tulip_cmdmode |= mi->mi_cmdmode; + tulip_reset(sc); + } + TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET|sc->tulip_gpinit); + DELAY(10); + TULIP_CSR_WRITE(sc, csr_gp, (u_int8_t) mi->mi_gpdata); + } else if (mi->mi_type == TULIP_MEDIAINFO_SYM) { + /* + * If the cmdmode bits don't match the currently operating mode, + * set the cmdmode appropriately and reset the chip. + */ + if (((mi->mi_cmdmode ^ TULIP_CSR_READ(sc, csr_command)) & TULIP_GPR_CMDBITS) != 0) { + sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS; + sc->tulip_cmdmode |= mi->mi_cmdmode; + tulip_reset(sc); + } + TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_gpcontrol); + TULIP_CSR_WRITE(sc, csr_sia_general, mi->mi_gpdata); + } else if (mi->mi_type == TULIP_MEDIAINFO_MII + && sc->tulip_probe_state != TULIP_PROBE_INACTIVE) { + int idx; + if (sc->tulip_features & TULIP_HAVE_SIAGP) { + const u_int8_t *dp; + dp = &sc->tulip_rombuf[mi->mi_reset_offset]; + for (idx = 0; idx < mi->mi_reset_length; idx++, dp += 2) { + DELAY(10); + TULIP_CSR_WRITE(sc, csr_sia_general, (dp[0] + 256 * dp[1]) << 16); + } + sc->tulip_phyaddr = mi->mi_phyaddr; + dp = &sc->tulip_rombuf[mi->mi_gpr_offset]; + for (idx = 0; idx < mi->mi_gpr_length; idx++, dp += 2) { + DELAY(10); + TULIP_CSR_WRITE(sc, csr_sia_general, (dp[0] + 256 * dp[1]) << 16); + } + } else { + for (idx = 0; idx < mi->mi_reset_length; idx++) { + DELAY(10); + TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_reset_offset + idx]); + } + sc->tulip_phyaddr = mi->mi_phyaddr; + for (idx = 0; idx < mi->mi_gpr_length; idx++) { + DELAY(10); + TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_gpr_offset + idx]); + } + } + if (sc->tulip_flags & TULIP_TRYNWAY) { + tulip_mii_autonegotiate(sc, sc->tulip_phyaddr); + } else if ((sc->tulip_flags & TULIP_DIDNWAY) == 0) { + u_int32_t data = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_CONTROL); + data &= ~(PHYCTL_SELECT_100MB|PHYCTL_FULL_DUPLEX|PHYCTL_AUTONEG_ENABLE); + sc->tulip_flags &= ~TULIP_DIDNWAY; + if (TULIP_IS_MEDIA_FD(media)) + data |= PHYCTL_FULL_DUPLEX; + if (TULIP_IS_MEDIA_100MB(media)) + data |= PHYCTL_SELECT_100MB; + tulip_mii_writereg(sc, sc->tulip_phyaddr, PHYREG_CONTROL, data); + } + } +} + +static void +tulip_linkup( + tulip_softc_t * const sc, + tulip_media_t media) +{ + if ((sc->tulip_flags & TULIP_LINKUP) == 0) + sc->tulip_flags |= TULIP_PRINTLINKUP; + sc->tulip_flags |= TULIP_LINKUP; + sc->tulip_if.if_flags &= ~IFF_OACTIVE; +#if 0 /* XXX how does with work with ifmedia? */ + if ((sc->tulip_flags & TULIP_DIDNWAY) == 0) { + if (sc->tulip_if.if_flags & IFF_FULLDUPLEX) { + if (TULIP_CAN_MEDIA_FD(media) + && sc->tulip_mediums[TULIP_FD_MEDIA_OF(media)] != NULL) + media = TULIP_FD_MEDIA_OF(media); + } else { + if (TULIP_IS_MEDIA_FD(media) + && sc->tulip_mediums[TULIP_HD_MEDIA_OF(media)] != NULL) + media = TULIP_HD_MEDIA_OF(media); + } + } +#endif + if (sc->tulip_media != media) { +#ifdef TULIP_DEBUG + sc->tulip_dbg.dbg_last_media = sc->tulip_media; +#endif + sc->tulip_media = media; + sc->tulip_flags |= TULIP_PRINTMEDIA; + if (TULIP_IS_MEDIA_FD(sc->tulip_media)) { + sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX; + } else if (sc->tulip_chipid != TULIP_21041 || (sc->tulip_flags & TULIP_DIDNWAY) == 0) { + sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX; + } + } + /* + * We could set probe_timeout to 0 but setting to 3000 puts this + * in one central place and the only matters is tulip_link is + * followed by a tulip_timeout. Therefore setting it should not + * result in aberrant behavour. + */ + sc->tulip_probe_timeout = 3000; + sc->tulip_probe_state = TULIP_PROBE_INACTIVE; + sc->tulip_flags &= ~(TULIP_TXPROBE_ACTIVE|TULIP_TRYNWAY); + if (sc->tulip_flags & TULIP_INRESET) { + tulip_media_set(sc, sc->tulip_media); + } else { + tulip_reset(sc); + tulip_init(sc); + } +} + +static void +tulip_media_print( + tulip_softc_t * const sc) +{ + if ((sc->tulip_flags & TULIP_LINKUP) == 0) + return; + if (sc->tulip_flags & TULIP_PRINTMEDIA) { + printf(TULIP_PRINTF_FMT ": enabling %s port\n", + TULIP_PRINTF_ARGS, + tulip_mediums[sc->tulip_media]); + sc->tulip_flags &= ~(TULIP_PRINTMEDIA|TULIP_PRINTLINKUP); + } else if (sc->tulip_flags & TULIP_PRINTLINKUP) { + printf(TULIP_PRINTF_FMT ": link up\n", TULIP_PRINTF_ARGS); + sc->tulip_flags &= ~TULIP_PRINTLINKUP; + } +} + +#if defined(TULIP_DO_GPR_SENSE) +static tulip_media_t +tulip_21140_gpr_media_sense( + tulip_softc_t * const sc) +{ + tulip_media_t maybe_media = TULIP_MEDIA_UNKNOWN; + tulip_media_t last_media = TULIP_MEDIA_UNKNOWN; + tulip_media_t media; + + /* + * If one of the media blocks contained a default media flag, + * use that. + */ + for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) { + const tulip_media_info_t *mi; + /* + * Media is not supported (or is full-duplex). + */ + if ((mi = sc->tulip_mediums[media]) == NULL || TULIP_IS_MEDIA_FD(media)) + continue; + if (mi->mi_type != TULIP_MEDIAINFO_GPR) + continue; + + /* + * Remember the media is this is the "default" media. + */ + if (mi->mi_default && maybe_media == TULIP_MEDIA_UNKNOWN) + maybe_media = media; + + /* + * No activity mask? Can't see if it is active if there's no mask. + */ + if (mi->mi_actmask == 0) + continue; + + /* + * Does the activity data match? + */ + if ((TULIP_CSR_READ(sc, csr_gp) & mi->mi_actmask) != mi->mi_actdata) + continue; + +#if defined(TULIP_DEBUG) + printf(TULIP_PRINTF_FMT ": gpr_media_sense: %s: 0x%02x & 0x%02x == 0x%02x\n", + TULIP_PRINTF_ARGS, tulip_mediums[media], + TULIP_CSR_READ(sc, csr_gp) & 0xFF, + mi->mi_actmask, mi->mi_actdata); +#endif + /* + * It does! If this is the first media we detected, then + * remember this media. If isn't the first, then there were + * multiple matches which we equate to no match (since we don't + * which to select (if any). + */ + if (last_media == TULIP_MEDIA_UNKNOWN) { + last_media = media; + } else if (last_media != media) { + last_media = TULIP_MEDIA_UNKNOWN; + } + } + return (last_media != TULIP_MEDIA_UNKNOWN) ? last_media : maybe_media; +} +#endif /* TULIP_DO_GPR_SENSE */ + +static tulip_link_status_t +tulip_media_link_monitor( + tulip_softc_t * const sc) +{ + const tulip_media_info_t * const mi = sc->tulip_mediums[sc->tulip_media]; + tulip_link_status_t linkup = TULIP_LINK_DOWN; + + if (mi == NULL) { +#if defined(DIAGNOSTIC) || defined(TULIP_DEBUG) + panic("tulip_media_link_monitor: %s: botch at line %d\n", + tulip_mediums[sc->tulip_media],__LINE__); +#endif + return TULIP_LINK_UNKNOWN; + } + + + /* + * Have we seen some packets? If so, the link must be good. + */ + if ((sc->tulip_flags & (TULIP_RXACT|TULIP_LINKUP)) == (TULIP_RXACT|TULIP_LINKUP)) { + sc->tulip_flags &= ~TULIP_RXACT; + sc->tulip_probe_timeout = 3000; + return TULIP_LINK_UP; + } + + sc->tulip_flags &= ~TULIP_RXACT; + if (mi->mi_type == TULIP_MEDIAINFO_MII) { + u_int32_t status; + /* + * Read the PHY status register. + */ + status = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_STATUS); + if (status & PHYSTS_AUTONEG_DONE) { + /* + * If the PHY has completed autonegotiation, see the if the + * remote systems abilities have changed. If so, upgrade or + * downgrade as appropriate. + */ + u_int32_t abilities = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_AUTONEG_ABILITIES); + abilities = (abilities << 6) & status; + if (abilities != sc->tulip_abilities) { +#if defined(TULIP_DEBUG) + loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation changed: 0x%04x -> 0x%04x\n", + TULIP_PRINTF_ARGS, sc->tulip_phyaddr, + sc->tulip_abilities, abilities); +#endif + if (tulip_mii_map_abilities(sc, abilities)) { + tulip_linkup(sc, sc->tulip_probe_media); + return TULIP_LINK_UP; + } + /* + * if we had selected media because of autonegotiation, + * we need to probe for the new media. + */ + sc->tulip_probe_state = TULIP_PROBE_INACTIVE; + if (sc->tulip_flags & TULIP_DIDNWAY) + return TULIP_LINK_DOWN; + } + } + /* + * The link is now up. If was down, say its back up. + */ + if ((status & (PHYSTS_LINK_UP|PHYSTS_REMOTE_FAULT)) == PHYSTS_LINK_UP) + linkup = TULIP_LINK_UP; + } else if (mi->mi_type == TULIP_MEDIAINFO_GPR) { + /* + * No activity sensor? Assume all's well. + */ + if (mi->mi_actmask == 0) + return TULIP_LINK_UNKNOWN; + /* + * Does the activity data match? + */ + if ((TULIP_CSR_READ(sc, csr_gp) & mi->mi_actmask) == mi->mi_actdata) + linkup = TULIP_LINK_UP; + } else if (mi->mi_type == TULIP_MEDIAINFO_SIA) { + /* + * Assume non TP ok for now. + */ + if (!TULIP_IS_MEDIA_TP(sc->tulip_media)) + return TULIP_LINK_UNKNOWN; + if ((TULIP_CSR_READ(sc, csr_sia_status) & TULIP_SIASTS_LINKFAIL) == 0) + linkup = TULIP_LINK_UP; + } else if (mi->mi_type == TULIP_MEDIAINFO_SYM) { + return TULIP_LINK_UNKNOWN; + } + /* + * We will wait for 3 seconds until the link goes into suspect mode. + */ + if (sc->tulip_flags & TULIP_LINKUP) { + if (linkup == TULIP_LINK_UP) + sc->tulip_probe_timeout = 3000; + if (sc->tulip_probe_timeout > 0) + return TULIP_LINK_UP; + + sc->tulip_flags &= ~TULIP_LINKUP; + printf(TULIP_PRINTF_FMT ": link down: cable problem?\n", TULIP_PRINTF_ARGS); + } +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_link_downed++; +#endif + return TULIP_LINK_DOWN; +} + +static void +tulip_media_poll( + tulip_softc_t * const sc, + tulip_mediapoll_event_t event) +{ +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_events[event]++; +#endif + if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE + && event == TULIP_MEDIAPOLL_TIMER) { + switch (tulip_media_link_monitor(sc)) { + case TULIP_LINK_DOWN: { + /* + * Link Monitor failed. Probe for new media. + */ + event = TULIP_MEDIAPOLL_LINKFAIL; + break; + } + case TULIP_LINK_UP: { + /* + * Check again soon. + */ + tulip_timeout(sc); + return; + } + case TULIP_LINK_UNKNOWN: { + /* + * We can't tell so don't bother. + */ + return; + } + } + } + + if (event == TULIP_MEDIAPOLL_LINKFAIL) { + if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE) { + if (TULIP_DO_AUTOSENSE(sc)) { +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_link_failures++; +#endif + sc->tulip_media = TULIP_MEDIA_UNKNOWN; + tulip_reset(sc); /* restart probe */ + } + return; + } +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_link_pollintrs++; +#endif + } + + if (event == TULIP_MEDIAPOLL_START) { + sc->tulip_if.if_flags |= IFF_OACTIVE; + if (sc->tulip_probe_state != TULIP_PROBE_INACTIVE) + return; + sc->tulip_probe_mediamask = 0; + sc->tulip_probe_passes = 0; +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_media_probes++; +#endif + /* + * If the SROM contained an explicit media to use, use it. + */ + sc->tulip_cmdmode &= ~(TULIP_CMD_RXRUN|TULIP_CMD_FULLDUPLEX); + sc->tulip_flags |= TULIP_TRYNWAY|TULIP_PROBE1STPASS; + sc->tulip_flags &= ~(TULIP_DIDNWAY|TULIP_PRINTMEDIA|TULIP_PRINTLINKUP); + /* + * connidx is defaulted to a media_unknown type. + */ + sc->tulip_probe_media = tulip_srom_conninfo[sc->tulip_connidx].sc_media; + if (sc->tulip_probe_media != TULIP_MEDIA_UNKNOWN) { + tulip_linkup(sc, sc->tulip_probe_media); + tulip_timeout(sc); + return; + } + + if (sc->tulip_features & TULIP_HAVE_GPR) { + sc->tulip_probe_state = TULIP_PROBE_GPRTEST; + sc->tulip_probe_timeout = 2000; + } else { + sc->tulip_probe_media = TULIP_MEDIA_MAX; + sc->tulip_probe_timeout = 0; + sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; + } + } + + /* + * Ignore txprobe failures or spurious callbacks. + */ + if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED + && sc->tulip_probe_state != TULIP_PROBE_MEDIATEST) { + sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; + return; + } + + /* + * If we really transmitted a packet, then that's the media we'll use. + */ + if (event == TULIP_MEDIAPOLL_TXPROBE_OK || event == TULIP_MEDIAPOLL_LINKPASS) { + if (event == TULIP_MEDIAPOLL_LINKPASS) + sc->tulip_probe_media = TULIP_MEDIA_10BASET; +#if defined(TULIP_DEBUG) + else + sc->tulip_dbg.dbg_txprobes_ok[sc->tulip_probe_media]++; +#endif + tulip_linkup(sc, sc->tulip_probe_media); + tulip_timeout(sc); + return; + } + + if (sc->tulip_probe_state == TULIP_PROBE_GPRTEST) { +#if defined(TULIP_DO_GPR_SENSE) + /* + * Check for media via the general purpose register. + * + * Try to sense the media via the GPR. If the same value + * occurs 3 times in a row then just use that. + */ + if (sc->tulip_probe_timeout > 0) { + tulip_media_t new_probe_media = tulip_21140_gpr_media_sense(sc); +#if defined(TULIP_DEBUG) + printf(TULIP_PRINTF_FMT ": media_poll: gpr sensing = %s\n", + TULIP_PRINTF_ARGS, tulip_mediums[new_probe_media]); +#endif + if (new_probe_media != TULIP_MEDIA_UNKNOWN) { + if (new_probe_media == sc->tulip_probe_media) { + if (--sc->tulip_probe_count == 0) + tulip_linkup(sc, sc->tulip_probe_media); + } else { + sc->tulip_probe_count = 10; + } + } + sc->tulip_probe_media = new_probe_media; + tulip_timeout(sc); + return; + } +#endif /* TULIP_DO_GPR_SENSE */ + /* + * Brute force. We cycle through each of the media types + * and try to transmit a packet. + */ + sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; + sc->tulip_probe_media = TULIP_MEDIA_MAX; + sc->tulip_probe_timeout = 0; + tulip_timeout(sc); + return; + } + + if (sc->tulip_probe_state != TULIP_PROBE_MEDIATEST + && (sc->tulip_features & TULIP_HAVE_MII)) { + tulip_media_t old_media = sc->tulip_probe_media; + tulip_mii_autonegotiate(sc, sc->tulip_phyaddr); + switch (sc->tulip_probe_state) { + case TULIP_PROBE_FAILED: + case TULIP_PROBE_MEDIATEST: { + /* + * Try the next media. + */ + sc->tulip_probe_mediamask |= sc->tulip_mediums[sc->tulip_probe_media]->mi_mediamask; + sc->tulip_probe_timeout = 0; +#ifdef notyet + if (sc->tulip_probe_state == TULIP_PROBE_FAILED) + break; + if (sc->tulip_probe_media != tulip_mii_phy_readspecific(sc)) + break; + sc->tulip_probe_timeout = TULIP_IS_MEDIA_TP(sc->tulip_probe_media) ? 2500 : 300; +#endif + break; + } + case TULIP_PROBE_PHYAUTONEG: { + return; + } + case TULIP_PROBE_INACTIVE: { + /* + * Only probe if we autonegotiated a media that hasn't failed. + */ + sc->tulip_probe_timeout = 0; + if (sc->tulip_probe_mediamask & TULIP_BIT(sc->tulip_probe_media)) { + sc->tulip_probe_media = old_media; + break; + } + tulip_linkup(sc, sc->tulip_probe_media); + tulip_timeout(sc); + return; + } + default: { +#if defined(DIAGNOSTIC) || defined(TULIP_DEBUG) + panic("tulip_media_poll: botch at line %d\n", __LINE__); +#endif + break; + } + } + } + + if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED) { +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_txprobes_failed[sc->tulip_probe_media]++; +#endif + sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; + return; + } + + /* + * switch to another media if we tried this one enough. + */ + if (/* event == TULIP_MEDIAPOLL_TXPROBE_FAILED || */ sc->tulip_probe_timeout <= 0) { +#if defined(TULIP_DEBUG) + if (sc->tulip_probe_media == TULIP_MEDIA_UNKNOWN) { + printf(TULIP_PRINTF_FMT ": poll media unknown!\n", + TULIP_PRINTF_ARGS); + sc->tulip_probe_media = TULIP_MEDIA_MAX; + } +#endif + /* + * Find the next media type to check for. Full Duplex + * types are not allowed. + */ + do { + sc->tulip_probe_media -= 1; + if (sc->tulip_probe_media == TULIP_MEDIA_UNKNOWN) { + if (++sc->tulip_probe_passes == 3) { + printf(TULIP_PRINTF_FMT ": autosense failed: cable problem?\n", + TULIP_PRINTF_ARGS); + if ((sc->tulip_if.if_flags & IFF_UP) == 0) { + sc->tulip_if.if_flags &= ~IFF_RUNNING; + sc->tulip_probe_state = TULIP_PROBE_INACTIVE; + return; + } + } + sc->tulip_flags ^= TULIP_TRYNWAY; /* XXX */ + sc->tulip_probe_mediamask = 0; + sc->tulip_probe_media = TULIP_MEDIA_MAX - 1; + } + } while (sc->tulip_mediums[sc->tulip_probe_media] == NULL + || (sc->tulip_probe_mediamask & TULIP_BIT(sc->tulip_probe_media)) + || TULIP_IS_MEDIA_FD(sc->tulip_probe_media)); + +#if defined(TULIP_DEBUG) + printf(TULIP_PRINTF_FMT ": %s: probing %s\n", TULIP_PRINTF_ARGS, + event == TULIP_MEDIAPOLL_TXPROBE_FAILED ? "txprobe failed" : "timeout", + tulip_mediums[sc->tulip_probe_media]); +#endif + sc->tulip_probe_timeout = TULIP_IS_MEDIA_TP(sc->tulip_probe_media) ? 2500 : 1000; + sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; + sc->tulip_probe.probe_txprobes = 0; + tulip_reset(sc); + tulip_media_set(sc, sc->tulip_probe_media); + sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; + } + tulip_timeout(sc); + + /* + * If this is hanging off a phy, we know are doing NWAY and we have + * forced the phy to a specific speed. Wait for link up before + * before sending a packet. + */ + switch (sc->tulip_mediums[sc->tulip_probe_media]->mi_type) { + case TULIP_MEDIAINFO_MII: { + if (sc->tulip_probe_media != tulip_mii_phy_readspecific(sc)) + return; + break; + } + case TULIP_MEDIAINFO_SIA: { + if (TULIP_IS_MEDIA_TP(sc->tulip_probe_media)) { + if (TULIP_CSR_READ(sc, csr_sia_status) & TULIP_SIASTS_LINKFAIL) + return; + tulip_linkup(sc, sc->tulip_probe_media); +#ifdef notyet + if (sc->tulip_features & TULIP_HAVE_MII) + tulip_timeout(sc); +#endif + return; + } + break; + } + case TULIP_MEDIAINFO_RESET: + case TULIP_MEDIAINFO_SYM: + case TULIP_MEDIAINFO_GPR: { + break; + } + } + /* + * Try to send a packet. + */ + tulip_txprobe(sc); +} + +static void +tulip_media_select( + tulip_softc_t * const sc) +{ + if (sc->tulip_features & TULIP_HAVE_GPR) { + TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET|sc->tulip_gpinit); + DELAY(10); + TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_gpdata); + } + /* + * If this board has no media, just return + */ + if (sc->tulip_features & TULIP_HAVE_NOMEDIA) + return; + + if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) { + TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); + (*sc->tulip_boardsw->bd_media_poll)(sc, TULIP_MEDIAPOLL_START); + } else { + tulip_media_set(sc, sc->tulip_media); + } +} + +static void +tulip_21040_mediainfo_init( + tulip_softc_t * const sc, + tulip_media_t media) +{ + sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT|TULIP_CMD_THRSHLD160 + |TULIP_CMD_BACKOFFCTR; + sc->tulip_if.if_baudrate = 10000000; + + if (media == TULIP_MEDIA_10BASET || media == TULIP_MEDIA_UNKNOWN) { + TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[0], 21040, 10BASET); + TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[1], 21040, 10BASET_FD); + } + + if (media == TULIP_MEDIA_AUIBNC || media == TULIP_MEDIA_UNKNOWN) { + TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[2], 21040, AUIBNC); + } + + if (media == TULIP_MEDIA_UNKNOWN) { + TULIP_MEDIAINFO_SIA_INIT(sc, &sc->tulip_mediainfo[3], 21040, EXTSIA); + } +} + +static void +tulip_21040_media_probe( + tulip_softc_t * const sc) +{ + tulip_21040_mediainfo_init(sc, TULIP_MEDIA_UNKNOWN); + return; +} + +static void +tulip_21040_10baset_only_media_probe( + tulip_softc_t * const sc) +{ + tulip_21040_mediainfo_init(sc, TULIP_MEDIA_10BASET); + tulip_media_set(sc, TULIP_MEDIA_10BASET); + sc->tulip_media = TULIP_MEDIA_10BASET; +} + +static void +tulip_21040_10baset_only_media_select( + tulip_softc_t * const sc) +{ + sc->tulip_flags |= TULIP_LINKUP; + if (sc->tulip_media == TULIP_MEDIA_10BASET_FD) { + sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX; + sc->tulip_flags &= ~TULIP_SQETEST; + } else { + sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX; + sc->tulip_flags |= TULIP_SQETEST; + } + tulip_media_set(sc, sc->tulip_media); +} + +static void +tulip_21040_auibnc_only_media_probe( + tulip_softc_t * const sc) +{ + tulip_21040_mediainfo_init(sc, TULIP_MEDIA_AUIBNC); + sc->tulip_flags |= TULIP_SQETEST|TULIP_LINKUP; + tulip_media_set(sc, TULIP_MEDIA_AUIBNC); + sc->tulip_media = TULIP_MEDIA_AUIBNC; +} + +static void +tulip_21040_auibnc_only_media_select( + tulip_softc_t * const sc) +{ + tulip_media_set(sc, TULIP_MEDIA_AUIBNC); + sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX; +} + +static const tulip_boardsw_t tulip_21040_boardsw = { + TULIP_21040_GENERIC, + tulip_21040_media_probe, + tulip_media_select, + tulip_media_poll, +}; + +static const tulip_boardsw_t tulip_21040_10baset_only_boardsw = { + TULIP_21040_GENERIC, + tulip_21040_10baset_only_media_probe, + tulip_21040_10baset_only_media_select, + NULL, +}; + +static const tulip_boardsw_t tulip_21040_auibnc_only_boardsw = { + TULIP_21040_GENERIC, + tulip_21040_auibnc_only_media_probe, + tulip_21040_auibnc_only_media_select, + NULL, +}; + +static void +tulip_21041_mediainfo_init( + tulip_softc_t * const sc) +{ + tulip_media_info_t * const mi = sc->tulip_mediainfo; + +#ifdef notyet + if (sc->tulip_revinfo >= 0x20) { + TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041P2, 10BASET); + TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041P2, 10BASET_FD); + TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041P2, AUI); + TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041P2, BNC); + return; + } +#endif + TULIP_MEDIAINFO_SIA_INIT(sc, &mi[0], 21041, 10BASET); + TULIP_MEDIAINFO_SIA_INIT(sc, &mi[1], 21041, 10BASET_FD); + TULIP_MEDIAINFO_SIA_INIT(sc, &mi[2], 21041, AUI); + TULIP_MEDIAINFO_SIA_INIT(sc, &mi[3], 21041, BNC); +} + +static void +tulip_21041_media_probe( + tulip_softc_t * const sc) +{ + sc->tulip_if.if_baudrate = 10000000; + sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT|TULIP_CMD_ENHCAPTEFFCT + |TULIP_CMD_THRSHLD160|TULIP_CMD_BACKOFFCTR; + sc->tulip_intrmask |= TULIP_STS_LINKPASS; + tulip_21041_mediainfo_init(sc); +} + +static void +tulip_21041_media_poll( + tulip_softc_t * const sc, + const tulip_mediapoll_event_t event) +{ + u_int32_t sia_status; + +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_events[event]++; +#endif + + if (event == TULIP_MEDIAPOLL_LINKFAIL) { + if (sc->tulip_probe_state != TULIP_PROBE_INACTIVE + || !TULIP_DO_AUTOSENSE(sc)) + return; + sc->tulip_media = TULIP_MEDIA_UNKNOWN; + tulip_reset(sc); /* start probe */ + return; + } + + /* + * If we've been been asked to start a poll or link change interrupt + * restart the probe (and reset the tulip to a known state). + */ + if (event == TULIP_MEDIAPOLL_START) { + sc->tulip_if.if_flags |= IFF_OACTIVE; + sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_RXRUN); +#ifdef notyet + if (sc->tulip_revinfo >= 0x20) { + sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX; + sc->tulip_flags |= TULIP_DIDNWAY; + } +#endif + TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); + sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; + sc->tulip_probe_media = TULIP_MEDIA_10BASET; + sc->tulip_probe_timeout = TULIP_21041_PROBE_10BASET_TIMEOUT; + tulip_media_set(sc, TULIP_MEDIA_10BASET); + tulip_timeout(sc); + return; + } + + if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE) + return; + + if (event == TULIP_MEDIAPOLL_TXPROBE_OK) { +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_txprobes_ok[sc->tulip_probe_media]++; +#endif + tulip_linkup(sc, sc->tulip_probe_media); + return; + } + + sia_status = TULIP_CSR_READ(sc, csr_sia_status); + TULIP_CSR_WRITE(sc, csr_sia_status, sia_status); + if ((sia_status & TULIP_SIASTS_LINKFAIL) == 0) { + if (sc->tulip_revinfo >= 0x20) { + if (sia_status & (PHYSTS_10BASET_FD << (16 - 6))) + sc->tulip_probe_media = TULIP_MEDIA_10BASET_FD; + } + /* + * If the link has passed LinkPass, 10baseT is the + * proper media to use. + */ + tulip_linkup(sc, sc->tulip_probe_media); + return; + } + + /* + * wait for up to 2.4 seconds for the link to reach pass state. + * Only then start scanning the other media for activity. + * choose media with receive activity over those without. + */ + if (sc->tulip_probe_media == TULIP_MEDIA_10BASET) { + if (event != TULIP_MEDIAPOLL_TIMER) + return; + if (sc->tulip_probe_timeout > 0 + && (sia_status & TULIP_SIASTS_OTHERRXACTIVITY) == 0) { + tulip_timeout(sc); + return; + } + sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT; + sc->tulip_flags |= TULIP_WANTRXACT; + if (sia_status & TULIP_SIASTS_OTHERRXACTIVITY) { + sc->tulip_probe_media = TULIP_MEDIA_BNC; + } else { + sc->tulip_probe_media = TULIP_MEDIA_AUI; + } + tulip_media_set(sc, sc->tulip_probe_media); + tulip_timeout(sc); + return; + } + + /* + * If we failed, clear the txprobe active flag. + */ + if (event == TULIP_MEDIAPOLL_TXPROBE_FAILED) + sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; + + + if (event == TULIP_MEDIAPOLL_TIMER) { + /* + * If we've received something, then that's our link! + */ + if (sc->tulip_flags & TULIP_RXACT) { + tulip_linkup(sc, sc->tulip_probe_media); + return; + } + /* + * if no txprobe active + */ + if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0 + && ((sc->tulip_flags & TULIP_WANTRXACT) == 0 + || (sia_status & TULIP_SIASTS_RXACTIVITY))) { + sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT; + tulip_txprobe(sc); + tulip_timeout(sc); + return; + } + /* + * Take 2 passes through before deciding to not + * wait for receive activity. Then take another + * two passes before spitting out a warning. + */ + if (sc->tulip_probe_timeout <= 0) { + if (sc->tulip_flags & TULIP_WANTRXACT) { + sc->tulip_flags &= ~TULIP_WANTRXACT; + sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT; + } else { + printf(TULIP_PRINTF_FMT ": autosense failed: cable problem?\n", + TULIP_PRINTF_ARGS); + if ((sc->tulip_if.if_flags & IFF_UP) == 0) { + sc->tulip_if.if_flags &= ~IFF_RUNNING; + sc->tulip_probe_state = TULIP_PROBE_INACTIVE; + return; + } + } + } + } + + /* + * Since this media failed to probe, try the other one. + */ + sc->tulip_probe_timeout = TULIP_21041_PROBE_AUIBNC_TIMEOUT; + if (sc->tulip_probe_media == TULIP_MEDIA_AUI) { + sc->tulip_probe_media = TULIP_MEDIA_BNC; + } else { + sc->tulip_probe_media = TULIP_MEDIA_AUI; + } + tulip_media_set(sc, sc->tulip_probe_media); + sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; + tulip_timeout(sc); +} + +static const tulip_boardsw_t tulip_21041_boardsw = { + TULIP_21041_GENERIC, + tulip_21041_media_probe, + tulip_media_select, + tulip_21041_media_poll +}; + +static const tulip_phy_attr_t tulip_mii_phy_attrlist[] = { + { 0x20005c00, 0, /* 08-00-17 */ + { + { 0x19, 0x0040, 0x0040 }, /* 10TX */ + { 0x19, 0x0040, 0x0000 }, /* 100TX */ + }, +#if defined(TULIP_DEBUG) + "NS DP83840", +#endif + }, + { 0x0281F400, 0, /* 00-A0-7D */ + { + { 0x12, 0x0010, 0x0000 }, /* 10T */ + { }, /* 100TX */ + { 0x12, 0x0010, 0x0010 }, /* 100T4 */ + { 0x12, 0x0008, 0x0008 }, /* FULL_DUPLEX */ + }, +#if defined(TULIP_DEBUG) + "Seeq 80C240" +#endif + }, +#if 0 + { 0x0015F420, 0, /* 00-A0-7D */ + { + { 0x12, 0x0010, 0x0000 }, /* 10T */ + { }, /* 100TX */ + { 0x12, 0x0010, 0x0010 }, /* 100T4 */ + { 0x12, 0x0008, 0x0008 }, /* FULL_DUPLEX */ + }, +#if defined(TULIP_DEBUG) + "Broadcom BCM5000" +#endif + }, +#endif + { 0x0281F400, 0, /* 00-A0-BE */ + { + { 0x11, 0x8000, 0x0000 }, /* 10T */ + { 0x11, 0x8000, 0x8000 }, /* 100TX */ + { }, /* 100T4 */ + { 0x11, 0x4000, 0x4000 }, /* FULL_DUPLEX */ + }, +#if defined(TULIP_DEBUG) + "ICS 1890" +#endif + }, + { 0 } +}; + +static tulip_media_t +tulip_mii_phy_readspecific( + tulip_softc_t * const sc) +{ + const tulip_phy_attr_t *attr; + u_int16_t data; + u_int32_t id; + unsigned idx = 0; + static const tulip_media_t table[] = { + TULIP_MEDIA_UNKNOWN, + TULIP_MEDIA_10BASET, + TULIP_MEDIA_100BASETX, + TULIP_MEDIA_100BASET4, + TULIP_MEDIA_UNKNOWN, + TULIP_MEDIA_10BASET_FD, + TULIP_MEDIA_100BASETX_FD, + TULIP_MEDIA_UNKNOWN + }; + + /* + * Don't read phy specific registers if link is not up. + */ + data = tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_STATUS); + if ((data & (PHYSTS_LINK_UP|PHYSTS_EXTENDED_REGS)) != (PHYSTS_LINK_UP|PHYSTS_EXTENDED_REGS)) + return TULIP_MEDIA_UNKNOWN; + + id = (tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_IDLOW) << 16) | + tulip_mii_readreg(sc, sc->tulip_phyaddr, PHYREG_IDHIGH); + for (attr = tulip_mii_phy_attrlist;; attr++) { + if (attr->attr_id == 0) + return TULIP_MEDIA_UNKNOWN; + if ((id & ~0x0F) == attr->attr_id) + break; + } + + if (attr->attr_modes[PHY_MODE_100TX].pm_regno) { + const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_100TX]; + data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno); + if ((data & pm->pm_mask) == pm->pm_value) + idx = 2; + } + if (idx == 0 && attr->attr_modes[PHY_MODE_100T4].pm_regno) { + const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_100T4]; + data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno); + if ((data & pm->pm_mask) == pm->pm_value) + idx = 3; + } + if (idx == 0 && attr->attr_modes[PHY_MODE_10T].pm_regno) { + const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_10T]; + data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno); + if ((data & pm->pm_mask) == pm->pm_value) + idx = 1; + } + if (idx != 0 && attr->attr_modes[PHY_MODE_FULLDUPLEX].pm_regno) { + const tulip_phy_modedata_t * const pm = &attr->attr_modes[PHY_MODE_FULLDUPLEX]; + data = tulip_mii_readreg(sc, sc->tulip_phyaddr, pm->pm_regno); + idx += ((data & pm->pm_mask) == pm->pm_value ? 4 : 0); + } + return table[idx]; +} + +static unsigned +tulip_mii_get_phyaddr( + tulip_softc_t * const sc, + unsigned offset) +{ + unsigned phyaddr; + + for (phyaddr = 1; phyaddr < 32; phyaddr++) { + unsigned status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS); + if (status == 0 || status == 0xFFFF || status < PHYSTS_10BASET) + continue; + if (offset == 0) + return phyaddr; + offset--; + } + if (offset == 0) { + unsigned status = tulip_mii_readreg(sc, 0, PHYREG_STATUS); + if (status == 0 || status == 0xFFFF || status < PHYSTS_10BASET) + return TULIP_MII_NOPHY; + return 0; + } + return TULIP_MII_NOPHY; +} + +static int +tulip_mii_map_abilities( + tulip_softc_t * const sc, + unsigned abilities) +{ + sc->tulip_abilities = abilities; + if (abilities & PHYSTS_100BASETX_FD) { + sc->tulip_probe_media = TULIP_MEDIA_100BASETX_FD; + } else if (abilities & PHYSTS_100BASET4) { + sc->tulip_probe_media = TULIP_MEDIA_100BASET4; + } else if (abilities & PHYSTS_100BASETX) { + sc->tulip_probe_media = TULIP_MEDIA_100BASETX; + } else if (abilities & PHYSTS_10BASET_FD) { + sc->tulip_probe_media = TULIP_MEDIA_10BASET_FD; + } else if (abilities & PHYSTS_10BASET) { + sc->tulip_probe_media = TULIP_MEDIA_10BASET; + } else { + sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; + return 0; + } + sc->tulip_probe_state = TULIP_PROBE_INACTIVE; + return 1; +} + +static void +tulip_mii_autonegotiate( + tulip_softc_t * const sc, + const unsigned phyaddr) +{ + switch (sc->tulip_probe_state) { + case TULIP_PROBE_MEDIATEST: + case TULIP_PROBE_INACTIVE: { + sc->tulip_flags |= TULIP_DIDNWAY; + tulip_mii_writereg(sc, phyaddr, PHYREG_CONTROL, PHYCTL_RESET); + sc->tulip_probe_timeout = 3000; + sc->tulip_intrmask |= TULIP_STS_ABNRMLINTR|TULIP_STS_NORMALINTR; + sc->tulip_probe_state = TULIP_PROBE_PHYRESET; + /* FALL THROUGH */ + } + case TULIP_PROBE_PHYRESET: { + u_int32_t status; + u_int32_t data = tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL); + if (data & PHYCTL_RESET) { + if (sc->tulip_probe_timeout > 0) { + tulip_timeout(sc); + return; + } + printf(TULIP_PRINTF_FMT "(phy%d): error: reset of PHY never completed!\n", + TULIP_PRINTF_ARGS, phyaddr); + sc->tulip_flags &= ~TULIP_TXPROBE_ACTIVE; + sc->tulip_probe_state = TULIP_PROBE_FAILED; + sc->tulip_if.if_flags &= ~(IFF_UP|IFF_RUNNING); + return; + } + status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS); + if ((status & PHYSTS_CAN_AUTONEG) == 0) { +#if defined(TULIP_DEBUG) + loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation disabled\n", + TULIP_PRINTF_ARGS, phyaddr); +#endif + sc->tulip_flags &= ~TULIP_DIDNWAY; + sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; + return; + } + if (tulip_mii_readreg(sc, phyaddr, PHYREG_AUTONEG_ADVERTISEMENT) != ((status >> 6) | 0x01)) + tulip_mii_writereg(sc, phyaddr, PHYREG_AUTONEG_ADVERTISEMENT, (status >> 6) | 0x01); + tulip_mii_writereg(sc, phyaddr, PHYREG_CONTROL, data|PHYCTL_AUTONEG_RESTART|PHYCTL_AUTONEG_ENABLE); + data = tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL); +#if defined(TULIP_DEBUG) + if ((data & PHYCTL_AUTONEG_ENABLE) == 0) + loudprintf(TULIP_PRINTF_FMT "(phy%d): oops: enable autonegotiation failed: 0x%04x\n", + TULIP_PRINTF_ARGS, phyaddr, data); + else + loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation restarted: 0x%04x\n", + TULIP_PRINTF_ARGS, phyaddr, data); + sc->tulip_dbg.dbg_nway_starts++; +#endif + sc->tulip_probe_state = TULIP_PROBE_PHYAUTONEG; + sc->tulip_probe_timeout = 3000; + /* FALL THROUGH */ + } + case TULIP_PROBE_PHYAUTONEG: { + u_int32_t status = tulip_mii_readreg(sc, phyaddr, PHYREG_STATUS); + u_int32_t data; + if ((status & PHYSTS_AUTONEG_DONE) == 0) { + if (sc->tulip_probe_timeout > 0) { + tulip_timeout(sc); + return; + } +#if defined(TULIP_DEBUG) + loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation timeout: sts=0x%04x, ctl=0x%04x\n", + TULIP_PRINTF_ARGS, phyaddr, status, + tulip_mii_readreg(sc, phyaddr, PHYREG_CONTROL)); +#endif + sc->tulip_flags &= ~TULIP_DIDNWAY; + sc->tulip_probe_state = TULIP_PROBE_MEDIATEST; + return; + } + data = tulip_mii_readreg(sc, phyaddr, PHYREG_AUTONEG_ABILITIES); +#if defined(TULIP_DEBUG) + loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation complete: 0x%04x\n", + TULIP_PRINTF_ARGS, phyaddr, data); +#endif + data = (data << 6) & status; + if (!tulip_mii_map_abilities(sc, data)) + sc->tulip_flags &= ~TULIP_DIDNWAY; + return; + } + default: { +#if defined(DIAGNOSTIC) + panic("tulip_media_poll: botch at line %d\n", __LINE__); +#endif + break; + } + } +#if defined(TULIP_DEBUG) + loudprintf(TULIP_PRINTF_FMT "(phy%d): autonegotiation failure: state = %d\n", + TULIP_PRINTF_ARGS, phyaddr, sc->tulip_probe_state); + sc->tulip_dbg.dbg_nway_failures++; +#endif +} + +static void +tulip_2114x_media_preset( + tulip_softc_t * const sc) +{ + const tulip_media_info_t *mi = NULL; + tulip_media_t media = sc->tulip_media; + + if (sc->tulip_probe_state == TULIP_PROBE_INACTIVE) + media = sc->tulip_media; + else + media = sc->tulip_probe_media; + + sc->tulip_cmdmode &= ~TULIP_CMD_PORTSELECT; + sc->tulip_flags &= ~TULIP_SQETEST; + if (media != TULIP_MEDIA_UNKNOWN) { +#if defined(TULIP_DEBUG) + if (media < TULIP_MEDIA_MAX && sc->tulip_mediums[media] != NULL) { +#endif + mi = sc->tulip_mediums[media]; + if (mi->mi_type == TULIP_MEDIAINFO_MII) { + sc->tulip_cmdmode |= TULIP_CMD_PORTSELECT; + } else if (mi->mi_type == TULIP_MEDIAINFO_GPR + || mi->mi_type == TULIP_MEDIAINFO_SYM) { + sc->tulip_cmdmode &= ~TULIP_GPR_CMDBITS; + sc->tulip_cmdmode |= mi->mi_cmdmode; + } else if (mi->mi_type == TULIP_MEDIAINFO_SIA) { + TULIP_CSR_WRITE(sc, csr_sia_connectivity, TULIP_SIACONN_RESET); + } +#if defined(TULIP_DEBUG) + } else { + printf(TULIP_PRINTF_FMT ": preset: bad media %d!\n", + TULIP_PRINTF_ARGS, media); + } +#endif + } + switch (media) { + case TULIP_MEDIA_BNC: + case TULIP_MEDIA_AUI: + case TULIP_MEDIA_10BASET: { + sc->tulip_cmdmode &= ~TULIP_CMD_FULLDUPLEX; + sc->tulip_cmdmode |= TULIP_CMD_TXTHRSHLDCTL; + sc->tulip_if.if_baudrate = 10000000; + sc->tulip_flags |= TULIP_SQETEST; + break; + } + case TULIP_MEDIA_10BASET_FD: { + sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL; + sc->tulip_if.if_baudrate = 10000000; + break; + } + case TULIP_MEDIA_100BASEFX: + case TULIP_MEDIA_100BASET4: + case TULIP_MEDIA_100BASETX: { + sc->tulip_cmdmode &= ~(TULIP_CMD_FULLDUPLEX|TULIP_CMD_TXTHRSHLDCTL); + sc->tulip_cmdmode |= TULIP_CMD_PORTSELECT; + sc->tulip_if.if_baudrate = 100000000; + break; + } + case TULIP_MEDIA_100BASEFX_FD: + case TULIP_MEDIA_100BASETX_FD: { + sc->tulip_cmdmode |= TULIP_CMD_FULLDUPLEX|TULIP_CMD_PORTSELECT; + sc->tulip_cmdmode &= ~TULIP_CMD_TXTHRSHLDCTL; + sc->tulip_if.if_baudrate = 100000000; + break; + } + default: { + break; + } + } + TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); +} + +/* + ******************************************************************** + * Start of 21140/21140A support which does not use the MII interface + */ + +static void +tulip_null_media_poll( + tulip_softc_t * const sc, + tulip_mediapoll_event_t event) +{ +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_events[event]++; +#endif +#if defined(DIAGNOSTIC) + printf(TULIP_PRINTF_FMT ": botch(media_poll) at line %d\n", + TULIP_PRINTF_ARGS, __LINE__); +#endif +} + +__inline__ static void +tulip_21140_mediainit( + tulip_softc_t * const sc, + tulip_media_info_t * const mip, + tulip_media_t const media, + unsigned gpdata, + unsigned cmdmode) +{ + sc->tulip_mediums[media] = mip; + mip->mi_type = TULIP_MEDIAINFO_GPR; + mip->mi_cmdmode = cmdmode; + mip->mi_gpdata = gpdata; +} + +static void +tulip_21140_evalboard_media_probe( + tulip_softc_t * const sc) +{ + tulip_media_info_t *mip = sc->tulip_mediainfo; + + sc->tulip_gpinit = TULIP_GP_EB_PINS; + sc->tulip_gpdata = TULIP_GP_EB_INIT; + TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_PINS); + TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EB_INIT); + TULIP_CSR_WRITE(sc, csr_command, + TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT | + TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE); + TULIP_CSR_WRITE(sc, csr_command, + TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL); + DELAY(1000000); + if ((TULIP_CSR_READ(sc, csr_gp) & TULIP_GP_EB_OK100) != 0) { + sc->tulip_media = TULIP_MEDIA_10BASET; + } else { + sc->tulip_media = TULIP_MEDIA_100BASETX; + } + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET, + TULIP_GP_EB_INIT, + TULIP_CMD_TXTHRSHLDCTL); + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD, + TULIP_GP_EB_INIT, + TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX); + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX, + TULIP_GP_EB_INIT, + TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION + |TULIP_CMD_SCRAMBLER); + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD, + TULIP_GP_EB_INIT, + TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION + |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX); +} + +static const tulip_boardsw_t tulip_21140_eb_boardsw = { + TULIP_21140_DEC_EB, + tulip_21140_evalboard_media_probe, + tulip_media_select, + tulip_null_media_poll, + tulip_2114x_media_preset, +}; + +static void +tulip_21140_smc9332_media_probe( + tulip_softc_t * const sc) +{ + tulip_media_info_t *mip = sc->tulip_mediainfo; + int idx, cnt = 0; + + TULIP_CSR_WRITE(sc, csr_command, TULIP_CMD_PORTSELECT|TULIP_CMD_MUSTBEONE); + TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); + DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at + 33MHz that comes to two microseconds but wait a + bit longer anyways) */ + TULIP_CSR_WRITE(sc, csr_command, TULIP_CMD_PORTSELECT | + TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE); + sc->tulip_gpinit = TULIP_GP_SMC_9332_PINS; + sc->tulip_gpdata = TULIP_GP_SMC_9332_INIT; + TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_SMC_9332_PINS|TULIP_GP_PINSET); + TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_SMC_9332_INIT); + DELAY(200000); + for (idx = 1000; idx > 0; idx--) { + u_int32_t csr = TULIP_CSR_READ(sc, csr_gp); + if ((csr & (TULIP_GP_SMC_9332_OK10|TULIP_GP_SMC_9332_OK100)) == (TULIP_GP_SMC_9332_OK10|TULIP_GP_SMC_9332_OK100)) { + if (++cnt > 100) + break; + } else if ((csr & TULIP_GP_SMC_9332_OK10) == 0) { + break; + } else { + cnt = 0; + } + DELAY(1000); + } + sc->tulip_media = cnt > 100 ? TULIP_MEDIA_100BASETX : TULIP_MEDIA_10BASET; + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX, + TULIP_GP_SMC_9332_INIT, + TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION + |TULIP_CMD_SCRAMBLER); + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD, + TULIP_GP_SMC_9332_INIT, + TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION + |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX); + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET, + TULIP_GP_SMC_9332_INIT, + TULIP_CMD_TXTHRSHLDCTL); + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD, + TULIP_GP_SMC_9332_INIT, + TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX); +} + +static const tulip_boardsw_t tulip_21140_smc9332_boardsw = { + TULIP_21140_SMC_9332, + tulip_21140_smc9332_media_probe, + tulip_media_select, + tulip_null_media_poll, + tulip_2114x_media_preset, +}; + +static void +tulip_21140_cogent_em100_media_probe( + tulip_softc_t * const sc) +{ + tulip_media_info_t *mip = sc->tulip_mediainfo; + + sc->tulip_gpinit = TULIP_GP_EM100_PINS; + sc->tulip_gpdata = TULIP_GP_EM100_INIT; + TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EM100_PINS); + TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_EM100_INIT); + TULIP_CSR_WRITE(sc, csr_command, + TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT | + TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE); + TULIP_CSR_WRITE(sc, csr_command, + TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL); + sc->tulip_media = TULIP_MEDIA_100BASETX; + + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX, + TULIP_GP_EM100_INIT, + TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION + |TULIP_CMD_SCRAMBLER); + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD, + TULIP_GP_EM100_INIT, + TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION + |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX); +} + +static const tulip_boardsw_t tulip_21140_cogent_em100_boardsw = { + TULIP_21140_COGENT_EM100, + tulip_21140_cogent_em100_media_probe, + tulip_media_select, + tulip_null_media_poll, + tulip_2114x_media_preset +}; + +static void +tulip_21140_znyx_zx34x_media_probe( + tulip_softc_t * const sc) +{ + tulip_media_info_t *mip = sc->tulip_mediainfo; + int cnt10 = 0, cnt100 = 0, idx; + + sc->tulip_gpinit = TULIP_GP_ZX34X_PINS; + sc->tulip_gpdata = TULIP_GP_ZX34X_INIT; + TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ZX34X_PINS); + TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ZX34X_INIT); + TULIP_CSR_WRITE(sc, csr_command, + TULIP_CSR_READ(sc, csr_command) | TULIP_CMD_PORTSELECT | + TULIP_CMD_PCSFUNCTION | TULIP_CMD_SCRAMBLER | TULIP_CMD_MUSTBEONE); + TULIP_CSR_WRITE(sc, csr_command, + TULIP_CSR_READ(sc, csr_command) & ~TULIP_CMD_TXTHRSHLDCTL); + + DELAY(200000); + for (idx = 1000; idx > 0; idx--) { + u_int32_t csr = TULIP_CSR_READ(sc, csr_gp); + if ((csr & (TULIP_GP_ZX34X_LNKFAIL|TULIP_GP_ZX34X_SYMDET|TULIP_GP_ZX34X_SIGDET)) == (TULIP_GP_ZX34X_LNKFAIL|TULIP_GP_ZX34X_SYMDET|TULIP_GP_ZX34X_SIGDET)) { + if (++cnt100 > 100) + break; + } else if ((csr & TULIP_GP_ZX34X_LNKFAIL) == 0) { + if (++cnt10 > 100) + break; + } else { + cnt10 = 0; + cnt100 = 0; + } + DELAY(1000); + } + sc->tulip_media = cnt100 > 100 ? TULIP_MEDIA_100BASETX : TULIP_MEDIA_10BASET; + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET, + TULIP_GP_ZX34X_INIT, + TULIP_CMD_TXTHRSHLDCTL); + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_10BASET_FD, + TULIP_GP_ZX34X_INIT, + TULIP_CMD_TXTHRSHLDCTL|TULIP_CMD_FULLDUPLEX); + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX, + TULIP_GP_ZX34X_INIT, + TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION + |TULIP_CMD_SCRAMBLER); + tulip_21140_mediainit(sc, mip++, TULIP_MEDIA_100BASETX_FD, + TULIP_GP_ZX34X_INIT, + TULIP_CMD_PORTSELECT|TULIP_CMD_PCSFUNCTION + |TULIP_CMD_SCRAMBLER|TULIP_CMD_FULLDUPLEX); +} + +static const tulip_boardsw_t tulip_21140_znyx_zx34x_boardsw = { + TULIP_21140_ZNYX_ZX34X, + tulip_21140_znyx_zx34x_media_probe, + tulip_media_select, + tulip_null_media_poll, + tulip_2114x_media_preset, +}; + +static void +tulip_2114x_media_probe( + tulip_softc_t * const sc) +{ + sc->tulip_cmdmode |= TULIP_CMD_STOREFWD|TULIP_CMD_MUSTBEONE + |TULIP_CMD_BACKOFFCTR; +} + +static const tulip_boardsw_t tulip_2114x_isv_boardsw = { + TULIP_21140_ISV, + tulip_2114x_media_probe, + tulip_media_select, + tulip_media_poll, + tulip_2114x_media_preset, +}; + +/* + * ******** END of chip-specific handlers. *********** + */ + +/* + * Code the read the SROM and MII bit streams (I2C) + */ +static void +tulip_delay_300ns( + tulip_softc_t * const sc) +{ + int idx; + for (idx = (300 / 33) + 1; idx > 0; idx--) + (void) TULIP_CSR_READ(sc, csr_busmode); +} + +#define EMIT do { TULIP_CSR_WRITE(sc, csr_srom_mii, csr); tulip_delay_300ns(sc); } while (0) + +static void +tulip_srom_idle( + tulip_softc_t * const sc) +{ + unsigned bit, csr; + + csr = SROMSEL ; EMIT; + csr = SROMSEL | SROMRD; EMIT; + csr ^= SROMCS; EMIT; + csr ^= SROMCLKON; EMIT; + + /* + * Write 25 cycles of 0 which will force the SROM to be idle. + */ + for (bit = 3 + SROM_BITWIDTH + 16; bit > 0; bit--) { + csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */ + csr ^= SROMCLKON; EMIT; /* clock high; data valid */ + } + csr ^= SROMCLKOFF; EMIT; + csr ^= SROMCS; EMIT; + csr = 0; EMIT; +} + + +static void +tulip_srom_read( + tulip_softc_t * const sc) +{ + int idx; + const unsigned bitwidth = SROM_BITWIDTH; + const unsigned cmdmask = (SROMCMD_RD << bitwidth); + const unsigned msb = 1 << (bitwidth + 3 - 1); + unsigned lastidx = (1 << bitwidth) - 1; + + tulip_srom_idle(sc); + + for (idx = 0; idx <= lastidx; idx++) { + unsigned lastbit, data, bits, bit, csr; + csr = SROMSEL ; EMIT; + csr = SROMSEL | SROMRD; EMIT; + csr ^= SROMCSON; EMIT; + csr ^= SROMCLKON; EMIT; + + lastbit = 0; + for (bits = idx|cmdmask, bit = bitwidth + 3; bit > 0; bit--, bits <<= 1) { + const unsigned thisbit = bits & msb; + csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */ + if (thisbit != lastbit) { + csr ^= SROMDOUT; EMIT; /* clock low; invert data */ + } else { + EMIT; + } + csr ^= SROMCLKON; EMIT; /* clock high; data valid */ + lastbit = thisbit; + } + csr ^= SROMCLKOFF; EMIT; + + for (data = 0, bits = 0; bits < 16; bits++) { + data <<= 1; + csr ^= SROMCLKON; EMIT; /* clock high; data valid */ + data |= TULIP_CSR_READ(sc, csr_srom_mii) & SROMDIN ? 1 : 0; + csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */ + } + sc->tulip_rombuf[idx*2] = data & 0xFF; + sc->tulip_rombuf[idx*2+1] = data >> 8; + csr = SROMSEL | SROMRD; EMIT; + csr = 0; EMIT; + } + tulip_srom_idle(sc); +} + +#define MII_EMIT do { TULIP_CSR_WRITE(sc, csr_srom_mii, csr); tulip_delay_300ns(sc); } while (0) + +static void +tulip_mii_writebits( + tulip_softc_t * const sc, + unsigned data, + unsigned bits) +{ + unsigned msb = 1 << (bits - 1); + unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); + unsigned lastbit = (csr & MII_DOUT) ? msb : 0; + + csr |= MII_WR; MII_EMIT; /* clock low; assert write */ + + for (; bits > 0; bits--, data <<= 1) { + const unsigned thisbit = data & msb; + if (thisbit != lastbit) { + csr ^= MII_DOUT; MII_EMIT; /* clock low; invert data */ + } + csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ + lastbit = thisbit; + csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ + } +} + +static void +tulip_mii_turnaround( + tulip_softc_t * const sc, + unsigned cmd) +{ + unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); + + if (cmd == MII_WRCMD) { + csr |= MII_DOUT; MII_EMIT; /* clock low; change data */ + csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ + csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ + csr ^= MII_DOUT; MII_EMIT; /* clock low; change data */ + } else { + csr |= MII_RD; MII_EMIT; /* clock low; switch to read */ + } + csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ + csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ +} + +static unsigned +tulip_mii_readbits( + tulip_softc_t * const sc) +{ + unsigned data; + unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); + int idx; + + for (idx = 0, data = 0; idx < 16; idx++) { + data <<= 1; /* this is NOOP on the first pass through */ + csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ + if (TULIP_CSR_READ(sc, csr_srom_mii) & MII_DIN) + data |= 1; + csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ + } + csr ^= MII_RD; MII_EMIT; /* clock low; turn off read */ + + return data; +} + +static unsigned +tulip_mii_readreg( + tulip_softc_t * const sc, + unsigned devaddr, + unsigned regno) +{ + unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); + unsigned data; + + csr &= ~(MII_RD|MII_CLK); MII_EMIT; + tulip_mii_writebits(sc, MII_PREAMBLE, 32); + tulip_mii_writebits(sc, MII_RDCMD, 8); + tulip_mii_writebits(sc, devaddr, 5); + tulip_mii_writebits(sc, regno, 5); + tulip_mii_turnaround(sc, MII_RDCMD); + + data = tulip_mii_readbits(sc); +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_phyregs[regno][0] = data; + sc->tulip_dbg.dbg_phyregs[regno][1]++; +#endif + return data; +} + +static void +tulip_mii_writereg( + tulip_softc_t * const sc, + unsigned devaddr, + unsigned regno, + unsigned data) +{ + unsigned csr = TULIP_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); + csr &= ~(MII_RD|MII_CLK); MII_EMIT; + tulip_mii_writebits(sc, MII_PREAMBLE, 32); + tulip_mii_writebits(sc, MII_WRCMD, 8); + tulip_mii_writebits(sc, devaddr, 5); + tulip_mii_writebits(sc, regno, 5); + tulip_mii_turnaround(sc, MII_WRCMD); + tulip_mii_writebits(sc, data, 16); +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_phyregs[regno][2] = data; + sc->tulip_dbg.dbg_phyregs[regno][3]++; +#endif +} + +#define tulip_mchash(mca) (tulip_crc32(mca, 6) & 0x1FF) +#define tulip_srom_crcok(databuf) ( \ + ((tulip_crc32(databuf, 126) & 0xFFFF) ^ 0xFFFF)== \ + ((databuf)[126] | ((databuf)[127] << 8))) + +static unsigned +tulip_crc32( + const unsigned char *databuf, + size_t datalen) +{ + u_int idx, bit, data, crc = 0xFFFFFFFFUL; + + for (idx = 0; idx < datalen; idx++) + for (data = *databuf++, bit = 0; bit < 8; bit++, data >>= 1) + crc = (crc >> 1) ^ (((crc ^ data) & 1) ? TULIP_CRC32_POLY : 0); + return crc; +} + +static void +tulip_identify_dec_nic( + tulip_softc_t * const sc) +{ + strcpy(sc->tulip_boardid, "DEC "); +#define D0 4 + if (sc->tulip_chipid <= TULIP_DE425) + return; + if (bcmp(sc->tulip_rombuf + 29, "DE500", 5) == 0 + || bcmp(sc->tulip_rombuf + 29, "DE450", 5) == 0) { + bcopy(sc->tulip_rombuf + 29, &sc->tulip_boardid[D0], 8); + sc->tulip_boardid[D0+8] = ' '; + } +#undef D0 +} + +static void +tulip_identify_znyx_nic( + tulip_softc_t * const sc) +{ + unsigned id = 0; + strcpy(sc->tulip_boardid, "ZNYX ZX3XX "); + if (sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) { + unsigned znyx_ptr; + sc->tulip_boardid[8] = '4'; + znyx_ptr = sc->tulip_rombuf[124] + 256 * sc->tulip_rombuf[125]; + if (znyx_ptr < 26 || znyx_ptr > 116) { + sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw; + return; + } + /* ZX344 = 0010 .. 0013FF + */ + if (sc->tulip_rombuf[znyx_ptr] == 0x4A + && sc->tulip_rombuf[znyx_ptr + 1] == 0x52 + && sc->tulip_rombuf[znyx_ptr + 2] == 0x01) { + id = sc->tulip_rombuf[znyx_ptr + 5] + 256 * sc->tulip_rombuf[znyx_ptr + 4]; + if ((id >> 8) == (TULIP_ZNYX_ID_ZX342 >> 8)) { + sc->tulip_boardid[9] = '2'; + if (id == TULIP_ZNYX_ID_ZX342B) { + sc->tulip_boardid[10] = 'B'; + sc->tulip_boardid[11] = ' '; + } + sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw; + } else if (id == TULIP_ZNYX_ID_ZX344) { + sc->tulip_boardid[10] = '4'; + sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw; + } else if (id == TULIP_ZNYX_ID_ZX345) { + sc->tulip_boardid[9] = (sc->tulip_rombuf[19] > 1) ? '8' : '5'; + } else if (id == TULIP_ZNYX_ID_ZX346) { + sc->tulip_boardid[9] = '6'; + } else if (id == TULIP_ZNYX_ID_ZX351) { + sc->tulip_boardid[8] = '5'; + sc->tulip_boardid[9] = '1'; + } + } + if (id == 0) { + /* + * Assume it's a ZX342... + */ + sc->tulip_boardsw = &tulip_21140_znyx_zx34x_boardsw; + } + return; + } + sc->tulip_boardid[8] = '1'; + if (sc->tulip_chipid == TULIP_21041) { + sc->tulip_boardid[10] = '1'; + return; + } + if (sc->tulip_rombuf[32] == 0x4A && sc->tulip_rombuf[33] == 0x52) { + id = sc->tulip_rombuf[37] + 256 * sc->tulip_rombuf[36]; + if (id == TULIP_ZNYX_ID_ZX312T) { + sc->tulip_boardid[9] = '2'; + sc->tulip_boardid[10] = 'T'; + sc->tulip_boardid[11] = ' '; + sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; + } else if (id == TULIP_ZNYX_ID_ZX314_INTA) { + sc->tulip_boardid[9] = '4'; + sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; + sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; + } else if (id == TULIP_ZNYX_ID_ZX314) { + sc->tulip_boardid[9] = '4'; + sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; + sc->tulip_features |= TULIP_HAVE_BASEROM; + } else if (id == TULIP_ZNYX_ID_ZX315_INTA) { + sc->tulip_boardid[9] = '5'; + sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; + } else if (id == TULIP_ZNYX_ID_ZX315) { + sc->tulip_boardid[9] = '5'; + sc->tulip_features |= TULIP_HAVE_BASEROM; + } else { + id = 0; + } + } + if (id == 0) { + if ((sc->tulip_enaddr[3] & ~3) == 0xF0 && (sc->tulip_enaddr[5] & 3) == 0) { + sc->tulip_boardid[9] = '4'; + sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; + sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; + } else if ((sc->tulip_enaddr[3] & ~3) == 0xF4 && (sc->tulip_enaddr[5] & 1) == 0) { + sc->tulip_boardid[9] = '5'; + sc->tulip_boardsw = &tulip_21040_boardsw; + sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; + } else if ((sc->tulip_enaddr[3] & ~3) == 0xEC) { + sc->tulip_boardid[9] = '2'; + sc->tulip_boardsw = &tulip_21040_boardsw; + } + } +} + +static void +tulip_identify_smc_nic( + tulip_softc_t * const sc) +{ + u_int32_t id1, id2, ei; + int auibnc = 0, utp = 0; + char *cp; + + strcpy(sc->tulip_boardid, "SMC "); + if (sc->tulip_chipid == TULIP_21041) + return; + if (sc->tulip_chipid != TULIP_21040) { + if (sc->tulip_boardsw != &tulip_2114x_isv_boardsw) { + strcpy(&sc->tulip_boardid[4], "9332DST "); + sc->tulip_boardsw = &tulip_21140_smc9332_boardsw; + } else if (sc->tulip_features & (TULIP_HAVE_BASEROM|TULIP_HAVE_SLAVEDROM)) { + strcpy(&sc->tulip_boardid[4], "9332BDT "); + } else { + strcpy(&sc->tulip_boardid[4], "9334BDT "); + } + return; + } + id1 = sc->tulip_rombuf[0x60] | (sc->tulip_rombuf[0x61] << 8); + id2 = sc->tulip_rombuf[0x62] | (sc->tulip_rombuf[0x63] << 8); + ei = sc->tulip_rombuf[0x66] | (sc->tulip_rombuf[0x67] << 8); + + strcpy(&sc->tulip_boardid[4], "8432"); + cp = &sc->tulip_boardid[8]; + if ((id1 & 1) == 0) + *cp++ = 'B', auibnc = 1; + if ((id1 & 0xFF) > 0x32) + *cp++ = 'T', utp = 1; + if ((id1 & 0x4000) == 0) + *cp++ = 'A', auibnc = 1; + if (id2 == 0x15) { + sc->tulip_boardid[7] = '4'; + *cp++ = '-'; + *cp++ = 'C'; + *cp++ = 'H'; + *cp++ = (ei ? '2' : '1'); + } + *cp++ = ' '; + *cp = '\0'; + if (utp && !auibnc) + sc->tulip_boardsw = &tulip_21040_10baset_only_boardsw; + else if (!utp && auibnc) + sc->tulip_boardsw = &tulip_21040_auibnc_only_boardsw; +} + +static void +tulip_identify_cogent_nic( + tulip_softc_t * const sc) +{ + strcpy(sc->tulip_boardid, "Cogent "); + if (sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) { + if (sc->tulip_rombuf[32] == TULIP_COGENT_EM100_ID) + sc->tulip_boardsw = &tulip_21140_cogent_em100_boardsw; + /* + * Magic number (0x24001109U) is the SubVendor (0x2400) and + * SubDevId (0x1109) for the ANA6944TX (EM440TX). + */ + if (*(u_int32_t *) sc->tulip_rombuf == 0x24001109U + && (sc->tulip_features & TULIP_HAVE_BASEROM)) { + /* + * Cogent (Adaptec) is still mapping all INTs to INTA of + * first 21140. Dumb! Dumb! + */ + sc->tulip_features |= TULIP_HAVE_SHAREDINTR; + } + } else if (sc->tulip_chipid == TULIP_21040) { + sc->tulip_features |= TULIP_HAVE_SHAREDINTR|TULIP_HAVE_BASEROM; + } +} + +static void +tulip_identify_asante_nic( + tulip_softc_t * const sc) +{ + strcpy(sc->tulip_boardid, "Asante "); + if ((sc->tulip_chipid == TULIP_21140 || sc->tulip_chipid == TULIP_21140A) + && sc->tulip_boardsw != &tulip_2114x_isv_boardsw) { + tulip_media_info_t *mi = sc->tulip_mediainfo; + int idx; + /* + * The Asante Fast Ethernet doesn't always ship with a valid + * new format SROM. So if isn't in the new format, we cheat + * set it up as if we had. + */ + + sc->tulip_gpinit = TULIP_GP_ASANTE_PINS; + sc->tulip_gpdata = 0; + + TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ASANTE_PINS|TULIP_GP_PINSET); + TULIP_CSR_WRITE(sc, csr_gp, TULIP_GP_ASANTE_PHYRESET); + DELAY(100); + TULIP_CSR_WRITE(sc, csr_gp, 0); + + mi->mi_type = TULIP_MEDIAINFO_MII; + mi->mi_gpr_length = 0; + mi->mi_gpr_offset = 0; + mi->mi_reset_length = 0; + mi->mi_reset_offset = 0;; + + mi->mi_phyaddr = TULIP_MII_NOPHY; + for (idx = 20; idx > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx--) { + DELAY(10000); + mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, 0); + } + if (mi->mi_phyaddr == TULIP_MII_NOPHY) { + printf(TULIP_PRINTF_FMT ": can't find phy 0\n", TULIP_PRINTF_ARGS); + return; + } + + sc->tulip_features |= TULIP_HAVE_MII; + mi->mi_capabilities = PHYSTS_10BASET|PHYSTS_10BASET_FD|PHYSTS_100BASETX|PHYSTS_100BASETX_FD; + mi->mi_advertisement = PHYSTS_10BASET|PHYSTS_10BASET_FD|PHYSTS_100BASETX|PHYSTS_100BASETX_FD; + mi->mi_full_duplex = PHYSTS_10BASET_FD|PHYSTS_100BASETX_FD; + mi->mi_tx_threshold = PHYSTS_10BASET|PHYSTS_10BASET_FD; + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD); + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX); + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4); + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD); + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET); + mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) | + tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH); + + sc->tulip_boardsw = &tulip_2114x_isv_boardsw; + } +} + +static int +tulip_srom_decode( + tulip_softc_t * const sc) +{ + int idx1, idx2, idx3; + + const tulip_srom_header_t *shp = (tulip_srom_header_t *) &sc->tulip_rombuf[0]; + const tulip_srom_adapter_info_t *saip = (tulip_srom_adapter_info_t *) (shp + 1); + tulip_srom_media_t srom_media; + tulip_media_info_t *mi = sc->tulip_mediainfo; + const u_int8_t *dp; + u_int32_t leaf_offset, blocks, data; + + for (idx1 = 0; idx1 < shp->sh_adapter_count; idx1++, saip++) { + if (shp->sh_adapter_count == 1) + break; + if (saip->sai_device == sc->tulip_pci_devno) + break; + } + /* + * Didn't find the right media block for this card. + */ + if (idx1 == shp->sh_adapter_count) + return 0; + + /* + * Save the hardware address. + */ + bcopy((caddr_t) shp->sh_ieee802_address, (caddr_t) sc->tulip_enaddr, 6); + /* + * If this is a multiple port card, add the adapter index to the last + * byte of the hardware address. (if it isn't multiport, adding 0 + * won't hurt. + */ + sc->tulip_enaddr[5] += idx1; + + leaf_offset = saip->sai_leaf_offset_lowbyte + + saip->sai_leaf_offset_highbyte * 256; + dp = sc->tulip_rombuf + leaf_offset; + + sc->tulip_conntype = (tulip_srom_connection_t) (dp[0] + dp[1] * 256); dp += 2; + + for (idx2 = 0;; idx2++) { + if (tulip_srom_conninfo[idx2].sc_type == sc->tulip_conntype + || tulip_srom_conninfo[idx2].sc_type == TULIP_SROM_CONNTYPE_NOT_USED) + break; + } + sc->tulip_connidx = idx2; + + if (sc->tulip_chipid == TULIP_21041) { + blocks = *dp++; + for (idx2 = 0; idx2 < blocks; idx2++) { + tulip_media_t media; + data = *dp++; + srom_media = (tulip_srom_media_t) (data & 0x3F); + for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) { + if (tulip_srom_mediums[idx3].sm_srom_type == srom_media) + break; + } + media = tulip_srom_mediums[idx3].sm_type; + if (media != TULIP_MEDIA_UNKNOWN) { + if (data & TULIP_SROM_21041_EXTENDED) { + mi->mi_type = TULIP_MEDIAINFO_SIA; + sc->tulip_mediums[media] = mi; + mi->mi_sia_connectivity = dp[0] + dp[1] * 256; + mi->mi_sia_tx_rx = dp[2] + dp[3] * 256; + mi->mi_sia_general = dp[4] + dp[5] * 256; + mi++; + } else { + switch (media) { + case TULIP_MEDIA_BNC: { + TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, BNC); + mi++; + break; + } + case TULIP_MEDIA_AUI: { + TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, AUI); + mi++; + break; + } + case TULIP_MEDIA_10BASET: { + TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET); + mi++; + break; + } + case TULIP_MEDIA_10BASET_FD: { + TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET_FD); + mi++; + break; + } + default: { + break; + } + } + } + } + if (data & TULIP_SROM_21041_EXTENDED) + dp += 6; + } +#ifdef notdef + if (blocks == 0) { + TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, BNC); mi++; + TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, AUI); mi++; + TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET); mi++; + TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21041, 10BASET_FD); mi++; + } +#endif + } else { + unsigned length, type; + tulip_media_t gp_media = TULIP_MEDIA_UNKNOWN; + if (sc->tulip_features & TULIP_HAVE_GPR) + sc->tulip_gpinit = *dp++; + blocks = *dp++; + for (idx2 = 0; idx2 < blocks; idx2++) { + const u_int8_t *ep; + if ((*dp & 0x80) == 0) { + length = 4; + type = 0; + } else { + length = (*dp++ & 0x7f) - 1; + type = *dp++ & 0x3f; + } + ep = dp + length; + switch (type & 0x3f) { + case 0: { /* 21140[A] GPR block */ + tulip_media_t media; + srom_media = (tulip_srom_media_t) dp[0]; + for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) { + if (tulip_srom_mediums[idx3].sm_srom_type == srom_media) + break; + } + media = tulip_srom_mediums[idx3].sm_type; + if (media == TULIP_MEDIA_UNKNOWN) + break; + mi->mi_type = TULIP_MEDIAINFO_GPR; + sc->tulip_mediums[media] = mi; + mi->mi_gpdata = dp[1]; + if (media > gp_media && !TULIP_IS_MEDIA_FD(media)) { + sc->tulip_gpdata = mi->mi_gpdata; + gp_media = media; + } + data = dp[2] + dp[3] * 256; + mi->mi_cmdmode = TULIP_SROM_2114X_CMDBITS(data); + if (data & TULIP_SROM_2114X_NOINDICATOR) { + mi->mi_actmask = 0; + } else { +#if 0 + mi->mi_default = (data & TULIP_SROM_2114X_DEFAULT) != 0; +#endif + mi->mi_actmask = TULIP_SROM_2114X_BITPOS(data); + mi->mi_actdata = (data & TULIP_SROM_2114X_POLARITY) ? 0 : mi->mi_actmask; + } + mi++; + break; + } + case 1: { /* 21140[A] MII block */ + const unsigned phyno = *dp++; + mi->mi_type = TULIP_MEDIAINFO_MII; + mi->mi_gpr_length = *dp++; + mi->mi_gpr_offset = dp - sc->tulip_rombuf; + dp += mi->mi_gpr_length; + mi->mi_reset_length = *dp++; + mi->mi_reset_offset = dp - sc->tulip_rombuf; + dp += mi->mi_reset_length; + + /* + * Before we probe for a PHY, use the GPR information + * to select it. If we don't, it may be inaccessible. + */ + TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_gpinit|TULIP_GP_PINSET); + for (idx3 = 0; idx3 < mi->mi_reset_length; idx3++) { + DELAY(10); + TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_reset_offset + idx3]); + } + sc->tulip_phyaddr = mi->mi_phyaddr; + for (idx3 = 0; idx3 < mi->mi_gpr_length; idx3++) { + DELAY(10); + TULIP_CSR_WRITE(sc, csr_gp, sc->tulip_rombuf[mi->mi_gpr_offset + idx3]); + } + + /* + * At least write something! + */ + if (mi->mi_reset_length == 0 && mi->mi_gpr_length == 0) + TULIP_CSR_WRITE(sc, csr_gp, 0); + + mi->mi_phyaddr = TULIP_MII_NOPHY; + for (idx3 = 20; idx3 > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx3--) { + DELAY(10000); + mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, phyno); + } + if (mi->mi_phyaddr == TULIP_MII_NOPHY) { + printf(TULIP_PRINTF_FMT ": can't find phy %d\n", + TULIP_PRINTF_ARGS, phyno); + break; + } + sc->tulip_features |= TULIP_HAVE_MII; + mi->mi_capabilities = dp[0] + dp[1] * 256; dp += 2; + mi->mi_advertisement = dp[0] + dp[1] * 256; dp += 2; + mi->mi_full_duplex = dp[0] + dp[1] * 256; dp += 2; + mi->mi_tx_threshold = dp[0] + dp[1] * 256; dp += 2; + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD); + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX); + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4); + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD); + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET); + mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) | + tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH); + mi++; + break; + } + case 2: { /* 2114[23] SIA block */ + tulip_media_t media; + srom_media = (tulip_srom_media_t) dp[0]; + for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) { + if (tulip_srom_mediums[idx3].sm_srom_type == srom_media) + break; + } + media = tulip_srom_mediums[idx3].sm_type; + if (media == TULIP_MEDIA_UNKNOWN) + break; + mi->mi_type = TULIP_MEDIAINFO_SIA; + sc->tulip_mediums[media] = mi; + if (type & 0x40) { + mi->mi_sia_connectivity = dp[0] + dp[1] * 256; + mi->mi_sia_tx_rx = dp[2] + dp[3] * 256; + mi->mi_sia_general = dp[4] + dp[5] * 256; + dp += 6; + } else { + switch (media) { + case TULIP_MEDIA_BNC: { + TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, BNC); + break; + } + case TULIP_MEDIA_AUI: { + TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, AUI); + break; + } + case TULIP_MEDIA_10BASET: { + TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, 10BASET); + break; + } + case TULIP_MEDIA_10BASET_FD: { + TULIP_MEDIAINFO_SIA_INIT(sc, mi, 21142, 10BASET_FD); + break; + } + default: { + goto bad_media; + } + } + } + mi->mi_sia_gp_control = (dp[0] + dp[1] * 256) << 16; + mi->mi_sia_gp_data = (dp[2] + dp[3] * 256) << 16; + mi++; + bad_media: + break; + } + case 3: { /* 2114[23] MII PHY block */ + const unsigned phyno = *dp++; + const u_int8_t *dp0; + mi->mi_type = TULIP_MEDIAINFO_MII; + mi->mi_gpr_length = *dp++; + mi->mi_gpr_offset = dp - sc->tulip_rombuf; + dp += 2 * mi->mi_gpr_length; + mi->mi_reset_length = *dp++; + mi->mi_reset_offset = dp - sc->tulip_rombuf; + dp += 2 * mi->mi_reset_length; + + dp0 = &sc->tulip_rombuf[mi->mi_reset_offset]; + for (idx3 = 0; idx3 < mi->mi_reset_length; idx3++, dp0 += 2) { + DELAY(10); + TULIP_CSR_WRITE(sc, csr_sia_general, (dp0[0] + 256 * dp0[1]) << 16); + } + sc->tulip_phyaddr = mi->mi_phyaddr; + dp0 = &sc->tulip_rombuf[mi->mi_gpr_offset]; + for (idx3 = 0; idx3 < mi->mi_gpr_length; idx3++, dp0 += 2) { + DELAY(10); + TULIP_CSR_WRITE(sc, csr_sia_general, (dp0[0] + 256 * dp0[1]) << 16); + } + + if (mi->mi_reset_length == 0 && mi->mi_gpr_length == 0) + TULIP_CSR_WRITE(sc, csr_sia_general, 0); + + mi->mi_phyaddr = TULIP_MII_NOPHY; + for (idx3 = 20; idx3 > 0 && mi->mi_phyaddr == TULIP_MII_NOPHY; idx3--) { + DELAY(10000); + mi->mi_phyaddr = tulip_mii_get_phyaddr(sc, phyno); + } + if (mi->mi_phyaddr == TULIP_MII_NOPHY) { + printf(TULIP_PRINTF_FMT ": can't find phy %d\n", + TULIP_PRINTF_ARGS, phyno); + break; + } + sc->tulip_features |= TULIP_HAVE_MII; + mi->mi_capabilities = dp[0] + dp[1] * 256; dp += 2; + mi->mi_advertisement = dp[0] + dp[1] * 256; dp += 2; + mi->mi_full_duplex = dp[0] + dp[1] * 256; dp += 2; + mi->mi_tx_threshold = dp[0] + dp[1] * 256; dp += 2; + mi->mi_mii_interrupt = dp[0] + dp[1] * 256; dp += 2; + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX_FD); + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASETX); + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 100BASET4); + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET_FD); + TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, 10BASET); + mi->mi_phyid = (tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDLOW) << 16) | + tulip_mii_readreg(sc, mi->mi_phyaddr, PHYREG_IDHIGH); + mi++; + break; + } + case 4: { /* 21143 SYM block */ + tulip_media_t media; + srom_media = (tulip_srom_media_t) dp[0]; + for (idx3 = 0; tulip_srom_mediums[idx3].sm_type != TULIP_MEDIA_UNKNOWN; idx3++) { + if (tulip_srom_mediums[idx3].sm_srom_type == srom_media) + break; + } + media = tulip_srom_mediums[idx3].sm_type; + if (media == TULIP_MEDIA_UNKNOWN) + break; + mi->mi_type = TULIP_MEDIAINFO_SYM; + sc->tulip_mediums[media] = mi; + mi->mi_gpcontrol = (dp[1] + dp[2] * 256) << 16; + mi->mi_gpdata = (dp[3] + dp[4] * 256) << 16; + data = dp[5] + dp[6] * 256; + mi->mi_cmdmode = TULIP_SROM_2114X_CMDBITS(data); + if (data & TULIP_SROM_2114X_NOINDICATOR) { + mi->mi_actmask = 0; + } else { + mi->mi_default = (data & TULIP_SROM_2114X_DEFAULT) != 0; + mi->mi_actmask = TULIP_SROM_2114X_BITPOS(data); + mi->mi_actdata = (data & TULIP_SROM_2114X_POLARITY) ? 0 : mi->mi_actmask; + } + mi++; + break; + } +#if 0 + case 5: { /* 21143 Reset block */ + mi->mi_type = TULIP_MEDIAINFO_RESET; + mi->mi_reset_length = *dp++; + mi->mi_reset_offset = dp - sc->tulip_rombuf; + dp += 2 * mi->mi_reset_length; + mi++; + break; + } +#endif + default: { + } + } + dp = ep; + } + } + return mi - sc->tulip_mediainfo; +} + +static const struct { + void (*vendor_identify_nic)(tulip_softc_t * const sc); + unsigned char vendor_oui[3]; +} tulip_vendors[] = { + { tulip_identify_dec_nic, { 0x08, 0x00, 0x2B } }, + { tulip_identify_dec_nic, { 0x00, 0x00, 0xF8 } }, + { tulip_identify_smc_nic, { 0x00, 0x00, 0xC0 } }, + { tulip_identify_smc_nic, { 0x00, 0xE0, 0x29 } }, + { tulip_identify_znyx_nic, { 0x00, 0xC0, 0x95 } }, + { tulip_identify_cogent_nic, { 0x00, 0x00, 0x92 } }, + { tulip_identify_asante_nic, { 0x00, 0x00, 0x94 } }, + { NULL } +}; + +/* + * This deals with the vagaries of the address roms and the + * brain-deadness that various vendors commit in using them. + */ +static int +tulip_read_macaddr( + tulip_softc_t * const sc) +{ + int cksum, rom_cksum, idx; + u_int32_t csr; + unsigned char tmpbuf[8]; + static const u_char testpat[] = { 0xFF, 0, 0x55, 0xAA, 0xFF, 0, 0x55, 0xAA }; + + sc->tulip_connidx = TULIP_SROM_LASTCONNIDX; + + if (sc->tulip_chipid == TULIP_21040) { + TULIP_CSR_WRITE(sc, csr_enetrom, 1); + for (idx = 0; idx < sizeof(sc->tulip_rombuf); idx++) { + int cnt = 0; + while (((csr = TULIP_CSR_READ(sc, csr_enetrom)) & 0x80000000L) && cnt < 10000) + cnt++; + sc->tulip_rombuf[idx] = csr & 0xFF; + } + sc->tulip_boardsw = &tulip_21040_boardsw; +#if defined(TULIP_EISA) + } else if (sc->tulip_chipid == TULIP_DE425) { + int cnt; + for (idx = 0, cnt = 0; idx < sizeof(testpat) && cnt < 32; cnt++) { + tmpbuf[idx] = TULIP_CSR_READBYTE(sc, csr_enetrom); + if (tmpbuf[idx] == testpat[idx]) + ++idx; + else + idx = 0; + } + for (idx = 0; idx < 32; idx++) + sc->tulip_rombuf[idx] = TULIP_CSR_READBYTE(sc, csr_enetrom); + sc->tulip_boardsw = &tulip_21040_boardsw; +#endif /* TULIP_EISA */ + } else { + if (sc->tulip_chipid == TULIP_21041) { + /* + * Thankfully all 21041's act the same. + */ + sc->tulip_boardsw = &tulip_21041_boardsw; + } else { + /* + * Assume all 21140 board are compatible with the + * DEC 10/100 evaluation board. Not really valid but + * it's the best we can do until every one switches to + * the new SROM format. + */ + + sc->tulip_boardsw = &tulip_21140_eb_boardsw; + } + tulip_srom_read(sc); + if (tulip_srom_crcok(sc->tulip_rombuf)) { + /* + * SROM CRC is valid therefore it must be in the + * new format. + */ + sc->tulip_features |= TULIP_HAVE_ISVSROM; + } else if (sc->tulip_rombuf[126] == 0xff && sc->tulip_rombuf[127] == 0xFF) { + /* + * No checksum is present. See if the SROM id checks out; + * the first 18 bytes should be 0 followed by a 1 followed + * by the number of adapters (which we don't deal with yet). + */ + for (idx = 0; idx < 18; idx++) { + if (sc->tulip_rombuf[idx] != 0) + break; + } + if (idx == 18 && sc->tulip_rombuf[18] == 1 && sc->tulip_rombuf[19] != 0) + sc->tulip_features |= TULIP_HAVE_ISVSROM; + } + if ((sc->tulip_features & TULIP_HAVE_ISVSROM) && tulip_srom_decode(sc)) { + if (sc->tulip_chipid != TULIP_21041) + sc->tulip_boardsw = &tulip_2114x_isv_boardsw; + + /* + * If the SROM specifies more than one adapter, tag this as a + * BASE rom. + */ + if (sc->tulip_rombuf[19] > 1) + sc->tulip_features |= TULIP_HAVE_BASEROM; + if (sc->tulip_boardsw == NULL) + return -6; + goto check_oui; + } + } + + + if (bcmp(&sc->tulip_rombuf[0], &sc->tulip_rombuf[16], 8) != 0) { + /* + * Some folks don't use the standard ethernet rom format + * but instead just put the address in the first 6 bytes + * of the rom and let the rest be all 0xffs. (Can we say + * ZNYX???) (well sometimes they put in a checksum so we'll + * start at 8). + */ + for (idx = 8; idx < 32; idx++) { + if (sc->tulip_rombuf[idx] != 0xFF) + return -4; + } + /* + * Make sure the address is not multicast or locally assigned + * that the OUI is not 00-00-00. + */ + if ((sc->tulip_rombuf[0] & 3) != 0) + return -4; + if (sc->tulip_rombuf[0] == 0 && sc->tulip_rombuf[1] == 0 + && sc->tulip_rombuf[2] == 0) + return -4; + bcopy(sc->tulip_rombuf, sc->tulip_enaddr, 6); + sc->tulip_features |= TULIP_HAVE_OKROM; + goto check_oui; + } else { + /* + * A number of makers of multiport boards (ZNYX and Cogent) + * only put on one address ROM on their 21040 boards. So + * if the ROM is all zeros (or all 0xFFs), look at the + * previous configured boards (as long as they are on the same + * PCI bus and the bus number is non-zero) until we find the + * master board with address ROM. We then use its address ROM + * as the base for this board. (we add our relative board + * to the last byte of its address). + */ + for (idx = 0; idx < sizeof(sc->tulip_rombuf); idx++) { + if (sc->tulip_rombuf[idx] != 0 && sc->tulip_rombuf[idx] != 0xFF) + break; + } + if (idx == sizeof(sc->tulip_rombuf)) { + int root_unit; + tulip_softc_t *root_sc = NULL; + for (root_unit = sc->tulip_unit - 1; root_unit >= 0; root_unit--) { + root_sc = TULIP_UNIT_TO_SOFTC(root_unit); + if (root_sc == NULL || (root_sc->tulip_features & (TULIP_HAVE_OKROM|TULIP_HAVE_SLAVEDROM)) == TULIP_HAVE_OKROM) + break; + root_sc = NULL; + } + if (root_sc != NULL && (root_sc->tulip_features & TULIP_HAVE_BASEROM) + && root_sc->tulip_chipid == sc->tulip_chipid + && root_sc->tulip_pci_busno == sc->tulip_pci_busno) { + sc->tulip_features |= TULIP_HAVE_SLAVEDROM; + sc->tulip_boardsw = root_sc->tulip_boardsw; + strcpy(sc->tulip_boardid, root_sc->tulip_boardid); + if (sc->tulip_boardsw->bd_type == TULIP_21140_ISV) { + bcopy(root_sc->tulip_rombuf, sc->tulip_rombuf, + sizeof(sc->tulip_rombuf)); + if (!tulip_srom_decode(sc)) + return -5; + } else { + bcopy(root_sc->tulip_enaddr, sc->tulip_enaddr, 6); + sc->tulip_enaddr[5] += sc->tulip_unit - root_sc->tulip_unit; + } + /* + * Now for a truly disgusting kludge: all 4 21040s on + * the ZX314 share the same INTA line so the mapping + * setup by the BIOS on the PCI bridge is worthless. + * Rather than reprogramming the value in the config + * register, we will handle this internally. + */ + if (root_sc->tulip_features & TULIP_HAVE_SHAREDINTR) { + sc->tulip_slaves = root_sc->tulip_slaves; + root_sc->tulip_slaves = sc; + sc->tulip_features |= TULIP_HAVE_SLAVEDINTR; + } + return 0; + } + } + } + + /* + * This is the standard DEC address ROM test. + */ + + if (bcmp(&sc->tulip_rombuf[24], testpat, 8) != 0) + return -3; + + tmpbuf[0] = sc->tulip_rombuf[15]; tmpbuf[1] = sc->tulip_rombuf[14]; + tmpbuf[2] = sc->tulip_rombuf[13]; tmpbuf[3] = sc->tulip_rombuf[12]; + tmpbuf[4] = sc->tulip_rombuf[11]; tmpbuf[5] = sc->tulip_rombuf[10]; + tmpbuf[6] = sc->tulip_rombuf[9]; tmpbuf[7] = sc->tulip_rombuf[8]; + if (bcmp(&sc->tulip_rombuf[0], tmpbuf, 8) != 0) + return -2; + + bcopy(sc->tulip_rombuf, sc->tulip_enaddr, 6); + + cksum = *(u_int16_t *) &sc->tulip_enaddr[0]; + cksum *= 2; + if (cksum > 65535) cksum -= 65535; + cksum += *(u_int16_t *) &sc->tulip_enaddr[2]; + if (cksum > 65535) cksum -= 65535; + cksum *= 2; + if (cksum > 65535) cksum -= 65535; + cksum += *(u_int16_t *) &sc->tulip_enaddr[4]; + if (cksum >= 65535) cksum -= 65535; + + rom_cksum = *(u_int16_t *) &sc->tulip_rombuf[6]; + + if (cksum != rom_cksum) + return -1; + + check_oui: + /* + * Check for various boards based on OUI. Did I say braindead? + */ + for (idx = 0; tulip_vendors[idx].vendor_identify_nic != NULL; idx++) { + if (bcmp((caddr_t) sc->tulip_enaddr, + (caddr_t) tulip_vendors[idx].vendor_oui, 3) == 0) { + (*tulip_vendors[idx].vendor_identify_nic)(sc); + break; + } + } + + sc->tulip_features |= TULIP_HAVE_OKROM; + return 0; +} + +#if defined(IFM_ETHER) +static void +tulip_ifmedia_add( + tulip_softc_t * const sc) +{ + tulip_media_t media; + int medias = 0; + + for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) { + if (sc->tulip_mediums[media] != NULL) { + ifmedia_add(&sc->tulip_ifmedia, tulip_media_to_ifmedia[media], + 0, 0); + medias++; + } + } + if (medias == 0) { + sc->tulip_features |= TULIP_HAVE_NOMEDIA; + ifmedia_add(&sc->tulip_ifmedia, IFM_ETHER | IFM_NONE, 0, 0); + ifmedia_set(&sc->tulip_ifmedia, IFM_ETHER | IFM_NONE); + } else if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) { + ifmedia_add(&sc->tulip_ifmedia, IFM_ETHER | IFM_AUTO, 0, 0); + ifmedia_set(&sc->tulip_ifmedia, IFM_ETHER | IFM_AUTO); + } else { + ifmedia_set(&sc->tulip_ifmedia, tulip_media_to_ifmedia[sc->tulip_media]); + sc->tulip_flags |= TULIP_PRINTMEDIA; + tulip_linkup(sc, sc->tulip_media); + } +} + +static int +tulip_ifmedia_change( + struct ifnet * const ifp) +{ + tulip_softc_t * const sc = TULIP_IFP_TO_SOFTC(ifp); + + sc->tulip_flags |= TULIP_NEEDRESET; + sc->tulip_probe_state = TULIP_PROBE_INACTIVE; + sc->tulip_media = TULIP_MEDIA_UNKNOWN; + if (IFM_SUBTYPE(sc->tulip_ifmedia.ifm_media) != IFM_AUTO) { + tulip_media_t media; + for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) { + if (sc->tulip_mediums[media] != NULL + && sc->tulip_ifmedia.ifm_media == tulip_media_to_ifmedia[media]) { + sc->tulip_flags |= TULIP_PRINTMEDIA; + sc->tulip_flags &= ~TULIP_DIDNWAY; + tulip_linkup(sc, media); + return 0; + } + } + } + sc->tulip_flags &= ~(TULIP_TXPROBE_ACTIVE|TULIP_WANTRXACT); + tulip_reset(sc); + tulip_init(sc); + return 0; +} + +/* + * Media status callback + */ +static void +tulip_ifmedia_status( + struct ifnet * const ifp, + struct ifmediareq *req) +{ + tulip_softc_t *sc = TULIP_IFP_TO_SOFTC(ifp); + +#if defined(__bsdi__) + if (sc->tulip_mii.mii_instance != 0) { + mii_pollstat(&sc->tulip_mii); + req->ifm_active = sc->tulip_mii.mii_media_active; + req->ifm_status = sc->tulip_mii.mii_media_status; + return; + } +#endif + if (sc->tulip_media == TULIP_MEDIA_UNKNOWN) + return; + + req->ifm_status = IFM_AVALID; + if (sc->tulip_flags & TULIP_LINKUP) + req->ifm_status |= IFM_ACTIVE; + + req->ifm_active = tulip_media_to_ifmedia[sc->tulip_media]; +} +#endif + +static void +tulip_addr_filter( + tulip_softc_t * const sc) +{ + struct ether_multistep step; + struct ether_multi *enm; + + sc->tulip_flags &= ~(TULIP_WANTHASHPERFECT|TULIP_WANTHASHONLY|TULIP_ALLMULTI); + sc->tulip_flags |= TULIP_WANTSETUP; + sc->tulip_cmdmode &= ~TULIP_CMD_RXRUN; + sc->tulip_intrmask &= ~TULIP_STS_RXSTOPPED; +#if defined(IFF_ALLMULTI) + sc->tulip_if.if_flags &= ~IFF_ALLMULTI; +#endif + if (sc->tulip_multicnt > 14) { + u_int32_t *sp = sc->tulip_setupdata; + unsigned hash; + /* + * Some early passes of the 21140 have broken implementations of + * hash-perfect mode. When we get too many multicasts for perfect + * filtering with these chips, we need to switch into hash-only + * mode (this is better than all-multicast on network with lots + * of multicast traffic). + */ + if (sc->tulip_features & TULIP_HAVE_BROKEN_HASH) + sc->tulip_flags |= TULIP_WANTHASHONLY; + else + sc->tulip_flags |= TULIP_WANTHASHPERFECT; + /* + * If we have more than 14 multicasts, we have + * go into hash perfect mode (512 bit multicast + * hash and one perfect hardware). + */ + bzero(sc->tulip_setupdata, sizeof(sc->tulip_setupdata)); + ETHER_FIRST_MULTI(step, TULIP_ETHERCOM(sc), enm); + while (enm != NULL) { + if (bcmp(enm->enm_addrlo, enm->enm_addrhi, 6) == 0) { + hash = tulip_mchash(enm->enm_addrlo); + sp[hash >> 4] |= 1 << (hash & 0xF); + } else { + sc->tulip_flags |= TULIP_ALLMULTI; + sc->tulip_flags &= ~(TULIP_WANTHASHONLY|TULIP_WANTHASHPERFECT); + break; + } + ETHER_NEXT_MULTI(step, enm); + } + /* + * No reason to use a hash if we are going to be + * receiving every multicast. + */ + if ((sc->tulip_flags & TULIP_ALLMULTI) == 0) { + hash = tulip_mchash(etherbroadcastaddr); + sp[hash >> 4] |= 1 << (hash & 0xF); + if (sc->tulip_flags & TULIP_WANTHASHONLY) { + hash = tulip_mchash(sc->tulip_enaddr); + sp[hash >> 4] |= 1 << (hash & 0xF); + } else { + sp[39] = ((u_int16_t *) sc->tulip_enaddr)[0]; + sp[40] = ((u_int16_t *) sc->tulip_enaddr)[1]; + sp[41] = ((u_int16_t *) sc->tulip_enaddr)[2]; + } + } + } + if ((sc->tulip_flags & (TULIP_WANTHASHPERFECT|TULIP_WANTHASHONLY)) == 0) { + u_int32_t *sp = sc->tulip_setupdata; + int idx = 0; + if ((sc->tulip_flags & TULIP_ALLMULTI) == 0) { + /* + * Else can get perfect filtering for 16 addresses. + */ + ETHER_FIRST_MULTI(step, TULIP_ETHERCOM(sc), enm); + for (; enm != NULL; idx++) { + if (bcmp(enm->enm_addrlo, enm->enm_addrhi, 6) == 0) { + *sp++ = ((u_int16_t *) enm->enm_addrlo)[0]; + *sp++ = ((u_int16_t *) enm->enm_addrlo)[1]; + *sp++ = ((u_int16_t *) enm->enm_addrlo)[2]; + } else { + sc->tulip_flags |= TULIP_ALLMULTI; + break; + } + ETHER_NEXT_MULTI(step, enm); + } + /* + * Add the broadcast address. + */ + idx++; + *sp++ = 0xFFFF; + *sp++ = 0xFFFF; + *sp++ = 0xFFFF; + } + /* + * Pad the rest with our hardware address + */ + for (; idx < 16; idx++) { + *sp++ = ((u_int16_t *) sc->tulip_enaddr)[0]; + *sp++ = ((u_int16_t *) sc->tulip_enaddr)[1]; + *sp++ = ((u_int16_t *) sc->tulip_enaddr)[2]; + } + } +#if defined(IFF_ALLMULTI) + if (sc->tulip_flags & TULIP_ALLMULTI) + sc->tulip_if.if_flags |= IFF_ALLMULTI; +#endif +} + +static void +tulip_reset( + tulip_softc_t * const sc) +{ + tulip_ringinfo_t *ri; + tulip_desc_t *di; + u_int32_t inreset = (sc->tulip_flags & TULIP_INRESET); + + /* + * Brilliant. Simply brilliant. When switching modes/speeds + * on a 2114*, you need to set the appriopriate MII/PCS/SCL/PS + * bits in CSR6 and then do a software reset to get the 21140 + * to properly reset its internal pathways to the right places. + * Grrrr. + */ + if (sc->tulip_boardsw->bd_media_preset != NULL) + (*sc->tulip_boardsw->bd_media_preset)(sc); + + TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); + DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at + 33MHz that comes to two microseconds but wait a + bit longer anyways) */ + + if (!inreset) { + sc->tulip_flags |= TULIP_INRESET; + sc->tulip_flags &= ~(TULIP_NEEDRESET|TULIP_RXBUFSLOW); + sc->tulip_if.if_flags &= ~IFF_OACTIVE; + } + + TULIP_CSR_WRITE(sc, csr_txlist, TULIP_KVATOPHYS(sc, &sc->tulip_txinfo.ri_first[0])); + TULIP_CSR_WRITE(sc, csr_rxlist, TULIP_KVATOPHYS(sc, &sc->tulip_rxinfo.ri_first[0])); + TULIP_CSR_WRITE(sc, csr_busmode, + (1 << (TULIP_BURSTSIZE(sc->tulip_unit) + 8)) + |TULIP_BUSMODE_CACHE_ALIGN8 + |TULIP_BUSMODE_READMULTIPLE + |(BYTE_ORDER != LITTLE_ENDIAN ? TULIP_BUSMODE_BIGENDIAN : 0)); + + sc->tulip_txtimer = 0; + sc->tulip_txq.ifq_maxlen = TULIP_TXDESCS; + /* + * Free all the mbufs that were on the transmit ring. + */ + for (;;) { + struct mbuf *m; + IF_DEQUEUE(&sc->tulip_txq, m); + if (m == NULL) + break; + m_freem(m); + } + + ri = &sc->tulip_txinfo; + ri->ri_nextin = ri->ri_nextout = ri->ri_first; + ri->ri_free = ri->ri_max; + for (di = ri->ri_first; di < ri->ri_last; di++) + di->d_status = 0; + + /* + * We need to collect all the mbufs were on the + * receive ring before we reinit it either to put + * them back on or to know if we have to allocate + * more. + */ + ri = &sc->tulip_rxinfo; + ri->ri_nextin = ri->ri_nextout = ri->ri_first; + ri->ri_free = ri->ri_max; + for (di = ri->ri_first; di < ri->ri_last; di++) { + di->d_status = 0; + di->d_length1 = 0; di->d_addr1 = 0; + di->d_length2 = 0; di->d_addr2 = 0; + } + for (;;) { + struct mbuf *m; + IF_DEQUEUE(&sc->tulip_rxq, m); + if (m == NULL) + break; + m_freem(m); + } + + /* + * If tulip_reset is being called recurisvely, exit quickly knowing + * that when the outer tulip_reset returns all the right stuff will + * have happened. + */ + if (inreset) + return; + + sc->tulip_intrmask |= TULIP_STS_NORMALINTR|TULIP_STS_RXINTR|TULIP_STS_TXINTR + |TULIP_STS_ABNRMLINTR|TULIP_STS_SYSERROR|TULIP_STS_TXSTOPPED + |TULIP_STS_TXBABBLE|TULIP_STS_LINKFAIL|TULIP_STS_RXSTOPPED; + + if ((sc->tulip_flags & TULIP_DEVICEPROBE) == 0) + (*sc->tulip_boardsw->bd_media_select)(sc); +#if defined(TULIP_DEBUG) + if ((sc->tulip_flags & TULIP_NEEDRESET) == TULIP_NEEDRESET) + printf(TULIP_PRINTF_FMT ": tulip_reset: additional reset needed?!?\n", + TULIP_PRINTF_ARGS); +#endif + tulip_media_print(sc); + if (sc->tulip_features & TULIP_HAVE_DUALSENSE) + TULIP_CSR_WRITE(sc, csr_sia_status, TULIP_CSR_READ(sc, csr_sia_status)); + + sc->tulip_flags &= ~(TULIP_DOINGSETUP|TULIP_WANTSETUP|TULIP_INRESET + |TULIP_RXACT); + tulip_addr_filter(sc); +} + +static void +tulip_init( + tulip_softc_t * const sc) +{ + if (sc->tulip_if.if_flags & IFF_UP) { + if ((sc->tulip_if.if_flags & IFF_RUNNING) == 0) { + /* initialize the media */ + tulip_reset(sc); + } + sc->tulip_if.if_flags |= IFF_RUNNING; + if (sc->tulip_if.if_flags & IFF_PROMISC) { + sc->tulip_flags |= TULIP_PROMISC; + sc->tulip_cmdmode |= TULIP_CMD_PROMISCUOUS; + } else { + sc->tulip_flags &= ~TULIP_PROMISC; + sc->tulip_cmdmode &= ~TULIP_CMD_PROMISCUOUS; + if (sc->tulip_flags & TULIP_ALLMULTI) { + sc->tulip_cmdmode |= TULIP_CMD_ALLMULTI; + } else { + sc->tulip_cmdmode &= ~TULIP_CMD_ALLMULTI; + } + } + sc->tulip_cmdmode |= TULIP_CMD_TXRUN; + if ((sc->tulip_flags & (TULIP_TXPROBE_ACTIVE|TULIP_WANTSETUP)) == 0) { + tulip_rx_intr(sc); + sc->tulip_cmdmode |= TULIP_CMD_RXRUN; + sc->tulip_intrmask |= TULIP_STS_RXSTOPPED; + } else { + sc->tulip_if.if_flags |= IFF_OACTIVE; + sc->tulip_cmdmode &= ~TULIP_CMD_RXRUN; + sc->tulip_intrmask &= ~TULIP_STS_RXSTOPPED; + } + TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); + TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); + tulip_ifstart(&sc->tulip_if); + } else { + sc->tulip_if.if_flags &= ~IFF_RUNNING; + tulip_reset(sc); + } +} + +static void +tulip_rx_intr( + tulip_softc_t * const sc) +{ + tulip_ringinfo_t * const ri = &sc->tulip_rxinfo; + struct ifnet * const ifp = &sc->tulip_if; + int fillok = 1; +#if defined(TULIP_DEBUG) + int cnt = 0; +#endif + + for (;;) { + struct ether_header eh; + tulip_desc_t *eop = ri->ri_nextin; + int total_len = 0, last_offset = 0; + struct mbuf *ms = NULL, *me = NULL; + int accept = 0; + + if (fillok && sc->tulip_rxq.ifq_len < TULIP_RXQ_TARGET) + goto queue_mbuf; + +#if defined(TULIP_DEBUG) + if (cnt == ri->ri_max) + break; +#endif + /* + * If the TULIP has no descriptors, there can't be any receive + * descriptors to process. + */ + if (eop == ri->ri_nextout) + break; + + /* + * 90% of the packets will fit in one descriptor. So we optimize + * for that case. + */ + if ((((volatile tulip_desc_t *) eop)->d_status & (TULIP_DSTS_OWNER|TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) == (TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) { + IF_DEQUEUE(&sc->tulip_rxq, ms); + me = ms; + } else { + /* + * If still owned by the TULIP, don't touch it. + */ + if (((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_OWNER) + break; + + /* + * It is possible (though improbable unless the BIG_PACKET support + * is enabled or MCLBYTES < 1518) for a received packet to cross + * more than one receive descriptor. + */ + while ((((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_RxLASTDESC) == 0) { + if (++eop == ri->ri_last) + eop = ri->ri_first; + if (eop == ri->ri_nextout || ((((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_OWNER))) { +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_rxintrs++; + sc->tulip_dbg.dbg_rxpktsperintr[cnt]++; +#endif + return; + } + total_len++; + } + + /* + * Dequeue the first buffer for the start of the packet. Hopefully + * this will be the only one we need to dequeue. However, if the + * packet consumed multiple descriptors, then we need to dequeue + * those buffers and chain to the starting mbuf. All buffers but + * the last buffer have the same length so we can set that now. + * (we add to last_offset instead of multiplying since we normally + * won't go into the loop and thereby saving a ourselves from + * doing a multiplication by 0 in the normal case). + */ + IF_DEQUEUE(&sc->tulip_rxq, ms); + for (me = ms; total_len > 0; total_len--) { + me->m_len = TULIP_RX_BUFLEN; + last_offset += TULIP_RX_BUFLEN; + IF_DEQUEUE(&sc->tulip_rxq, me->m_next); + me = me->m_next; + } + } + + /* + * Now get the size of received packet (minus the CRC). + */ + total_len = ((eop->d_status >> 16) & 0x7FFF) - 4; + if ((sc->tulip_flags & TULIP_RXIGNORE) == 0 + && ((eop->d_status & TULIP_DSTS_ERRSUM) == 0 +#ifdef BIG_PACKET + || (total_len <= sc->tulip_if.if_mtu + sizeof(struct ether_header) && + (eop->d_status & (TULIP_DSTS_RxBADLENGTH|TULIP_DSTS_RxRUNT| + TULIP_DSTS_RxCOLLSEEN|TULIP_DSTS_RxBADCRC| + TULIP_DSTS_RxOVERFLOW)) == 0) +#endif + )) { + me->m_len = total_len - last_offset; + eh = *mtod(ms, struct ether_header *); +#if NBPFILTER > 0 + if (sc->tulip_bpf != NULL) + if (me == ms) + TULIP_BPF_TAP(sc, mtod(ms, caddr_t), total_len); + else + TULIP_BPF_MTAP(sc, ms); +#endif + sc->tulip_flags |= TULIP_RXACT; + if ((sc->tulip_flags & (TULIP_PROMISC|TULIP_HASHONLY)) + && (eh.ether_dhost[0] & 1) == 0 + && !TULIP_ADDREQUAL(eh.ether_dhost, sc->tulip_enaddr)) + goto next; + accept = 1; + total_len -= sizeof(struct ether_header); + } else { + ifp->if_ierrors++; + if (eop->d_status & (TULIP_DSTS_RxBADLENGTH|TULIP_DSTS_RxOVERFLOW|TULIP_DSTS_RxWATCHDOG)) { + sc->tulip_dot3stats.dot3StatsInternalMacReceiveErrors++; + } else { + const char *error = NULL; + if (eop->d_status & TULIP_DSTS_RxTOOLONG) { + sc->tulip_dot3stats.dot3StatsFrameTooLongs++; + error = "frame too long"; + } + if (eop->d_status & TULIP_DSTS_RxBADCRC) { + if (eop->d_status & TULIP_DSTS_RxDRBBLBIT) { + sc->tulip_dot3stats.dot3StatsAlignmentErrors++; + error = "alignment error"; + } else { + sc->tulip_dot3stats.dot3StatsFCSErrors++; + error = "bad crc"; + } + } + if (error != NULL && (sc->tulip_flags & TULIP_NOMESSAGES) == 0) { + printf(TULIP_PRINTF_FMT ": receive: " TULIP_EADDR_FMT ": %s\n", + TULIP_PRINTF_ARGS, + TULIP_EADDR_ARGS(mtod(ms, u_char *) + 6), + error); + sc->tulip_flags |= TULIP_NOMESSAGES; + } + } + } + next: +#if defined(TULIP_DEBUG) + cnt++; +#endif + ifp->if_ipackets++; + if (++eop == ri->ri_last) + eop = ri->ri_first; + ri->ri_nextin = eop; + queue_mbuf: + /* + * Either we are priming the TULIP with mbufs (m == NULL) + * or we are about to accept an mbuf for the upper layers + * so we need to allocate an mbuf to replace it. If we + * can't replace it, send up it anyways. This may cause + * us to drop packets in the future but that's better than + * being caught in livelock. + * + * Note that if this packet crossed multiple descriptors + * we don't even try to reallocate all the mbufs here. + * Instead we rely on the test of the beginning of + * the loop to refill for the extra consumed mbufs. + */ + if (accept || ms == NULL) { + struct mbuf *m0; + MGETHDR(m0, M_DONTWAIT, MT_DATA); + if (m0 != NULL) { +#if defined(TULIP_COPY_RXDATA) + if (!accept || total_len >= MHLEN) { +#endif + MCLGET(m0, M_DONTWAIT); + if ((m0->m_flags & M_EXT) == 0) { + m_freem(m0); + m0 = NULL; + } +#if defined(TULIP_COPY_RXDATA) + } +#endif + } + if (accept +#if defined(TULIP_COPY_RXDATA) + && m0 != NULL +#endif + ) { +#if defined(__bsdi__) + eh.ether_type = ntohs(eh.ether_type); +#endif +#if !defined(TULIP_COPY_RXDATA) + ms->m_data += sizeof(struct ether_header); + ms->m_len -= sizeof(struct ether_header); + ms->m_pkthdr.len = total_len; + ms->m_pkthdr.rcvif = ifp; + ether_input(ifp, &eh, ms); +#else +#ifdef BIG_PACKET +#error BIG_PACKET is incompatible with TULIP_COPY_RXDATA +#endif + if (ms == me) + bcopy(mtod(ms, caddr_t) + sizeof(struct ether_header), + mtod(m0, caddr_t), total_len); + else + m_copydata(ms, 0, total_len, mtod(m0, caddr_t)); + m0->m_len = m0->m_pkthdr.len = total_len; + m0->m_pkthdr.rcvif = ifp; + ether_input(ifp, &eh, m0); + m0 = ms; +#endif + } + ms = m0; + } + if (ms == NULL) { + /* + * Couldn't allocate a new buffer. Don't bother + * trying to replenish the receive queue. + */ + fillok = 0; + sc->tulip_flags |= TULIP_RXBUFSLOW; +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_rxlowbufs++; +#endif + continue; + } + /* + * Now give the buffer(s) to the TULIP and save in our + * receive queue. + */ + do { + ri->ri_nextout->d_length1 = TULIP_RX_BUFLEN; + ri->ri_nextout->d_addr1 = TULIP_KVATOPHYS(sc, mtod(ms, caddr_t)); + ri->ri_nextout->d_status = TULIP_DSTS_OWNER; + if (++ri->ri_nextout == ri->ri_last) + ri->ri_nextout = ri->ri_first; + me = ms->m_next; + ms->m_next = NULL; + IF_ENQUEUE(&sc->tulip_rxq, ms); + } while ((ms = me) != NULL); + + if (sc->tulip_rxq.ifq_len >= TULIP_RXQ_TARGET) + sc->tulip_flags &= ~TULIP_RXBUFSLOW; + } + +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_rxintrs++; + sc->tulip_dbg.dbg_rxpktsperintr[cnt]++; +#endif +} + +static int +tulip_tx_intr( + tulip_softc_t * const sc) +{ + tulip_ringinfo_t * const ri = &sc->tulip_txinfo; + struct mbuf *m; + int xmits = 0; + + while (ri->ri_free < ri->ri_max) { + if (((volatile tulip_desc_t *) ri->ri_nextin)->d_status & TULIP_DSTS_OWNER) + break; + + if (ri->ri_nextin->d_flag & TULIP_DFLAG_TxLASTSEG) { + if (ri->ri_nextin->d_flag & TULIP_DFLAG_TxSETUPPKT) { + /* + * We've just finished processing a setup packet. + * Mark that we finished it. If there's not + * another pending, startup the TULIP receiver. + * Make sure we ack the RXSTOPPED so we won't get + * an abormal interrupt indication. + */ + sc->tulip_flags &= ~(TULIP_DOINGSETUP|TULIP_HASHONLY); + if (ri->ri_nextin->d_flag & TULIP_DFLAG_TxINVRSFILT) + sc->tulip_flags |= TULIP_HASHONLY; + if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == 0) { + tulip_rx_intr(sc); + sc->tulip_cmdmode |= TULIP_CMD_RXRUN; + sc->tulip_intrmask |= TULIP_STS_RXSTOPPED; + TULIP_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED); + TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); + TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); + } + } else { + tulip_desc_t * const nextin = ri->ri_nextin; + IF_DEQUEUE(&sc->tulip_txq, m); + m_freem(m); + if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) { + tulip_mediapoll_event_t event = TULIP_MEDIAPOLL_TXPROBE_OK; + if (nextin->d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxEXCCOLL)) { +#if defined(TULIP_DEBUG) + if (nextin->d_status & TULIP_DSTS_TxNOCARR) + sc->tulip_dbg.dbg_txprobe_nocarr++; + if (nextin->d_status & TULIP_DSTS_TxEXCCOLL) + sc->tulip_dbg.dbg_txprobe_exccoll++; +#endif + event = TULIP_MEDIAPOLL_TXPROBE_FAILED; + } + (*sc->tulip_boardsw->bd_media_poll)(sc, event); + /* + * Escape from the loop before media poll has reset the TULIP! + */ + break; + } else { + xmits++; + if (nextin->d_status & TULIP_DSTS_ERRSUM) { + sc->tulip_if.if_oerrors++; + if (nextin->d_status & TULIP_DSTS_TxEXCCOLL) + sc->tulip_dot3stats.dot3StatsExcessiveCollisions++; + if (nextin->d_status & TULIP_DSTS_TxLATECOLL) + sc->tulip_dot3stats.dot3StatsLateCollisions++; + if (nextin->d_status & (TULIP_DSTS_TxNOCARR|TULIP_DSTS_TxCARRLOSS)) + sc->tulip_dot3stats.dot3StatsCarrierSenseErrors++; + if (nextin->d_status & (TULIP_DSTS_TxUNDERFLOW|TULIP_DSTS_TxBABBLE)) + sc->tulip_dot3stats.dot3StatsInternalMacTransmitErrors++; + } else { + u_int32_t collisions = + (nextin->d_status & TULIP_DSTS_TxCOLLMASK) + >> TULIP_DSTS_V_TxCOLLCNT; + sc->tulip_if.if_collisions += collisions; + if (collisions == 1) + sc->tulip_dot3stats.dot3StatsSingleCollisionFrames++; + else if (collisions > 1) + sc->tulip_dot3stats.dot3StatsMultipleCollisionFrames++; + else if (nextin->d_status & TULIP_DSTS_TxDEFERRED) + sc->tulip_dot3stats.dot3StatsDeferredTransmissions++; + /* + * SQE is only valid for 10baseT/BNC/AUI when not + * running in full-duplex. In order to speed up the + * test, the corresponding bit in tulip_flags needs to + * set as well to get us to count SQE Test Errors. + */ + if (nextin->d_status & TULIP_DSTS_TxNOHRTBT & sc->tulip_flags) + sc->tulip_dot3stats.dot3StatsSQETestErrors++; + } + } + } + } + + if (++ri->ri_nextin == ri->ri_last) + ri->ri_nextin = ri->ri_first; + + ri->ri_free++; + if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0) + sc->tulip_if.if_flags &= ~IFF_OACTIVE; + } + /* + * If nothing left to transmit, disable the timer. + * Else if progress, reset the timer back to 2 ticks. + */ + if (ri->ri_free == ri->ri_max || (sc->tulip_flags & TULIP_TXPROBE_ACTIVE)) + sc->tulip_txtimer = 0; + else if (xmits > 0) + sc->tulip_txtimer = TULIP_TXTIMER; + sc->tulip_if.if_opackets += xmits; + return xmits; +} + +static void +tulip_print_abnormal_interrupt( + tulip_softc_t * const sc, + u_int32_t csr) +{ + const char * const *msgp = tulip_status_bits; + const char *sep; + + csr &= (1 << (sizeof(tulip_status_bits)/sizeof(tulip_status_bits[0]))) - 1; + printf(TULIP_PRINTF_FMT ": abnormal interrupt:", TULIP_PRINTF_ARGS); + for (sep = " "; csr != 0; csr >>= 1, msgp++) { + if ((csr & 1) && *msgp != NULL) { + printf("%s%s", sep, *msgp); + sep = ", "; + } + } + printf("\n"); +} + +static void +tulip_intr_handler( + tulip_softc_t * const sc, + int *progress_p) +{ + u_int32_t csr; + + while ((csr = TULIP_CSR_READ(sc, csr_status)) & sc->tulip_intrmask) { + *progress_p = 1; + TULIP_CSR_WRITE(sc, csr_status, csr); + + if (csr & TULIP_STS_SYSERROR) { + sc->tulip_last_system_error = (csr & TULIP_STS_ERRORMASK) >> TULIP_STS_ERR_SHIFT; + if (sc->tulip_flags & TULIP_NOMESSAGES) { + sc->tulip_flags |= TULIP_SYSTEMERROR; + } else { + printf(TULIP_PRINTF_FMT ": system error: %s\n", + TULIP_PRINTF_ARGS, + tulip_system_errors[sc->tulip_last_system_error]); + } + sc->tulip_flags |= TULIP_NEEDRESET; + sc->tulip_system_errors++; + break; + } + if (csr & (TULIP_STS_LINKPASS|TULIP_STS_LINKFAIL)) { +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_link_intrs++; +#endif + if (sc->tulip_boardsw->bd_media_poll != NULL) { + (*sc->tulip_boardsw->bd_media_poll)(sc, csr & TULIP_STS_LINKFAIL + ? TULIP_MEDIAPOLL_LINKFAIL + : TULIP_MEDIAPOLL_LINKPASS); + csr &= ~TULIP_STS_ABNRMLINTR; + } + tulip_media_print(sc); + } + if (csr & (TULIP_STS_RXINTR|TULIP_STS_RXNOBUF)) { + u_int32_t misses = TULIP_CSR_READ(sc, csr_missed_frames); + if (csr & TULIP_STS_RXNOBUF) + sc->tulip_dot3stats.dot3StatsMissedFrames += misses & 0xFFFF; + /* + * Pass 2.[012] of the 21140A-A[CDE] may hang and/or corrupt data + * on receive overflows. + */ + if ((misses & 0x0FFE0000) && (sc->tulip_features & TULIP_HAVE_RXBADOVRFLW)) { + sc->tulip_dot3stats.dot3StatsInternalMacReceiveErrors++; + /* + * Stop the receiver process and spin until it's stopped. + * Tell rx_intr to drop the packets it dequeues. + */ + TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode & ~TULIP_CMD_RXRUN); + while ((TULIP_CSR_READ(sc, csr_status) & TULIP_STS_RXSTOPPED) == 0) + ; + TULIP_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED); + sc->tulip_flags |= TULIP_RXIGNORE; + } + tulip_rx_intr(sc); + if (sc->tulip_flags & TULIP_RXIGNORE) { + /* + * Restart the receiver. + */ + sc->tulip_flags &= ~TULIP_RXIGNORE; + TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); + } + } + if (csr & TULIP_STS_ABNRMLINTR) { + u_int32_t tmp = csr & sc->tulip_intrmask + & ~(TULIP_STS_NORMALINTR|TULIP_STS_ABNRMLINTR); + if (sc->tulip_flags & TULIP_NOMESSAGES) { + sc->tulip_statusbits |= tmp; + } else { + tulip_print_abnormal_interrupt(sc, tmp); + sc->tulip_flags |= TULIP_NOMESSAGES; + } + TULIP_CSR_WRITE(sc, csr_command, sc->tulip_cmdmode); + } + if (sc->tulip_txinfo.ri_free < sc->tulip_txinfo.ri_max) { + tulip_tx_intr(sc); + if ((sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0) + tulip_ifstart(&sc->tulip_if); + } + } + if (sc->tulip_flags & TULIP_NEEDRESET) { + tulip_reset(sc); + tulip_init(sc); + } +} + +#if defined(TULIP_USE_SOFTINTR) +/* + * This is a experimental idea to alleviate problems due to interrupt + * livelock. What is interrupt livelock? It's when you spend all your + * time servicing device interrupts and never drop below device ipl + * to do "useful" work. + * + * So what we do here is see if the device needs service and if so, + * disable interrupts (dismiss the interrupt), place it in a list of devices + * needing service, and issue a network software interrupt. + * + * When our network software interrupt routine gets called, we simply + * walk done the list of devices that we have created and deal with them + * at splnet/splsoftnet. + * + */ +static void +tulip_hardintr_handler( + tulip_softc_t * const sc, + int *progress_p) +{ + if (TULIP_CSR_READ(sc, csr_status) & (TULIP_STS_NORMALINTR|TULIP_STS_ABNRMLINTR) == 0) + return; + *progress_p = 1; + /* + * disable interrupts + */ + TULIP_CSR_WRITE(sc, csr_intr, 0); + /* + * mark it as needing a software interrupt + */ + tulip_softintr_mask |= (1U << sc->tulip_unit); +} + +static void +tulip_softintr( + void) +{ + u_int32_t softintr_mask, mask; + int progress = 0; + int unit; + tulip_spl_t s; + + /* + * Copy mask to local copy and reset global one to 0. + */ + s = TULIP_RAISESPL(); + softintr_mask = tulip_softintr_mask; + tulip_softintr_mask = 0; + TULIP_RESTORESPL(s); + + /* + * Optimize for the single unit case. + */ + if (tulip_softintr_max_unit == 0) { + if (softintr_mask & 1) { + tulip_softc_t * const sc = TULIP_UNIT_TO_SOFTC(0); + /* + * Handle the "interrupt" and then reenable interrupts + */ + softintr_mask = 0; + tulip_intr_handler(sc, &progress); + TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); + } + return; + } + + /* + * Handle all "queued" interrupts in a round robin fashion. + * This is done so as not to favor a particular interface. + */ + unit = tulip_softintr_last_unit; + mask = (1U << unit); + while (softintr_mask != 0) { + if (tulip_softintr_max_unit == unit) { + unit = 0; mask = 1; + } else { + unit += 1; mask <<= 1; + } + if (softintr_mask & mask) { + tulip_softc_t * const sc = TULIP_UNIT_TO_SOFTC(unit); + /* + * Handle the "interrupt" and then reenable interrupts + */ + softintr_mask ^= mask; + tulip_intr_handler(sc, &progress); + TULIP_CSR_WRITE(sc, csr_intr, sc->tulip_intrmask); + } + } + + /* + * Save where we ending up. + */ + tulip_softintr_last_unit = unit; +} +#endif /* TULIP_USE_SOFTINTR */ + +static tulip_intrfunc_t +tulip_intr_shared( + void *arg) +{ + tulip_softc_t * sc; + int progress = 0; + + for (sc = (tulip_softc_t *) arg; sc != NULL; sc = sc->tulip_slaves) { +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_intrs++; +#endif +#if defined(TULIP_USE_SOFTINTR) + tulip_hardintr_handler(sc, &progress); +#else + tulip_intr_handler(sc, &progress); +#endif + } +#if defined(TULIP_USE_SOFTINTR) + if (progress) + schednetisr(NETISR_DE); +#endif +#if !defined(TULIP_VOID_INTRFUNC) + return progress; +#endif +} + +static tulip_intrfunc_t +tulip_intr_normal( + void *arg) +{ + tulip_softc_t * sc = (tulip_softc_t *) arg; + int progress = 0; + +#if defined(TULIP_DEBUG) + sc->tulip_dbg.dbg_intrs++; +#endif +#if defined(TULIP_USE_SOFTINTR) + tulip_hardintr_handler(sc, &progress); + if (progress) + schednetisr(NETISR_DE); +#else + tulip_intr_handler(sc, &progress); +#endif +#if !defined(TULIP_VOID_INTRFUNC) + return progress; +#endif +} + +/* + * This routine is entered at splnet() (splsoftnet() on NetBSD) + * and thereby imposes no problems when TULIP_USE_SOFTINTR is + * defined or not. + */ +static int +tulip_ifioctl( + struct ifnet * const ifp, + ioctl_cmd_t cmd, + caddr_t data) +{ + tulip_softc_t * const sc = TULIP_IFP_TO_SOFTC(ifp); + struct ifaddr *ifa = (struct ifaddr *)data; + struct ifreq *ifr = (struct ifreq *) data; + tulip_spl_t s; + int error = 0; + +#if defined(TULIP_USE_SOFTINTR) + s = TULIP_RAISESOFTSPL(); +#else + s = TULIP_RAISESPL(); +#endif + switch (cmd) { + case SIOCSIFADDR: { + ifp->if_flags |= IFF_UP; + switch(ifa->ifa_addr->sa_family) { +#ifdef INET + case AF_INET: { + tulip_init(sc); + TULIP_ARP_IFINIT(sc, ifa); + break; + } +#endif /* INET */ + +#ifdef NS + /* + * This magic copied from if_is.c; I don't use XNS, + * so I have no way of telling if this actually + * works or not. + */ + case AF_NS: { + struct ns_addr *ina = &(IA_SNS(ifa)->sns_addr); + if (ns_nullhost(*ina)) { + ina->x_host = *(union ns_host *)(sc->tulip_enaddr); + } else { + ifp->if_flags &= ~IFF_RUNNING; + bcopy((caddr_t)ina->x_host.c_host, + (caddr_t)sc->tulip_enaddr, + sizeof(sc->tulip_enaddr)); + } + tulip_init(sc); + break; + } +#endif /* NS */ + + default: { + tulip_init(sc); + break; + } + } + break; + } + case SIOCGIFADDR: { + bcopy((caddr_t) sc->tulip_enaddr, + (caddr_t) ((struct sockaddr *)&ifr->ifr_data)->sa_data, + 6); + break; + } + + case SIOCSIFFLAGS: { +#if !defined(IFM_ETHER) + int flags = 0; + if (ifp->if_flags & IFF_LINK0) flags |= 1; + if (ifp->if_flags & IFF_LINK1) flags |= 2; + if (ifp->if_flags & IFF_LINK2) flags |= 4; + if (flags == 7) { + ifp->if_flags &= ~(IFF_LINK0|IFF_LINK1|IFF_LINK2); + sc->tulip_media = TULIP_MEDIA_UNKNOWN; + sc->tulip_probe_state = TULIP_PROBE_INACTIVE; + sc->tulip_flags &= ~(TULIP_WANTRXACT|TULIP_LINKUP|TULIP_NOAUTOSENSE); + tulip_reset(sc); + } else if (flags) { + tulip_media_t media; + for (media = TULIP_MEDIA_UNKNOWN; media < TULIP_MEDIA_MAX; media++) { + if (sc->tulip_mediums[media] != NULL && --flags == 0) { + sc->tulip_flags |= TULIP_NOAUTOSENSE; + if (sc->tulip_media != media) + tulip_linkup(sc, media); + break; + } + } + if (flags) + printf(TULIP_PRINTF_FMT ": ignored invalid media request\n"); + } +#endif + tulip_init(sc); + break; + } + +#if defined(SIOCSIFMEDIA) + case SIOCSIFMEDIA: + case SIOCGIFMEDIA: { + error = ifmedia_ioctl(ifp, ifr, &sc->tulip_ifmedia, cmd); + break; + } +#endif + + case SIOCADDMULTI: + case SIOCDELMULTI: { + /* + * Update multicast listeners + */ + if (cmd == SIOCADDMULTI) + error = ether_addmulti(ifr, TULIP_ETHERCOM(sc)); + else + error = ether_delmulti(ifr, TULIP_ETHERCOM(sc)); + + if (error == ENETRESET) { + tulip_addr_filter(sc); /* reset multicast filtering */ + tulip_init(sc); + error = 0; + } + break; + } +#if defined(SIOCSIFMTU) +#if !defined(ifr_mtu) +#define ifr_mtu ifr_metric +#endif + case SIOCSIFMTU: + /* + * Set the interface MTU. + */ + if (ifr->ifr_mtu > ETHERMTU +#ifdef BIG_PACKET + && sc->tulip_chipid != TULIP_21140 + && sc->tulip_chipid != TULIP_21140A + && sc->tulip_chipid != TULIP_21041 +#endif + ) { + error = EINVAL; + break; + } + ifp->if_mtu = ifr->ifr_mtu; +#ifdef BIG_PACKET + tulip_reset(sc); + tulip_init(sc); +#endif + break; +#endif /* SIOCSIFMTU */ + +#ifdef SIOCGADDRROM + case SIOCGADDRROM: { + error = copyout(sc->tulip_rombuf, ifr->ifr_data, sizeof(sc->tulip_rombuf)); + break; + } +#endif +#ifdef SIOCGCHIPID + case SIOCGCHIPID: { + ifr->ifr_metric = (int) sc->tulip_chipid; + break; + } +#endif + default: { + error = EINVAL; + break; + } + } + + TULIP_RESTORESPL(s); + return error; +} + +/* + * This routine gets called at device spl (from ether_output). This might + * pose a problem for TULIP_USE_SOFTINTR if ether_output is called at + * device spl from another driver. + */ +static ifnet_ret_t +tulip_ifstart( + struct ifnet * const ifp) +{ + tulip_softc_t * const sc = TULIP_IFP_TO_SOFTC(ifp); + struct ifqueue * const ifq = &ifp->if_snd; + tulip_ringinfo_t * const ri = &sc->tulip_txinfo; + struct mbuf *m, *m0, *next_m0; + + if ((ifp->if_flags & IFF_RUNNING) == 0 + && (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) == 0) + return; + + for (;;) { + tulip_desc_t *eop, *nextout; + int segcnt, free, recopy; + u_int32_t d_status; + + if ((sc->tulip_flags & (TULIP_WANTSETUP|TULIP_TXPROBE_ACTIVE)) == TULIP_WANTSETUP) { +#if defined(TULIP_DEBUG) + if ((sc->tulip_cmdmode & TULIP_CMD_TXRUN) == 0) { + printf(TULIP_PRINTF_FMT ": ifstart: tx not running\n", + TULIP_PRINTF_ARGS); + ifp->if_flags |= IFF_OACTIVE; + return; + } +#endif + if ((sc->tulip_flags & TULIP_DOINGSETUP) || ri->ri_free == 1) { + ifp->if_flags |= IFF_OACTIVE; + return; + } + bcopy(sc->tulip_setupdata, sc->tulip_setupbuf, + sizeof(sc->tulip_setupbuf)); + sc->tulip_flags &= ~TULIP_WANTSETUP; + sc->tulip_flags |= TULIP_DOINGSETUP; + ri->ri_free--; + nextout = ri->ri_nextout; + nextout->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN; + nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG|TULIP_DFLAG_TxLASTSEG + |TULIP_DFLAG_TxSETUPPKT|TULIP_DFLAG_TxWANTINTR; + if (sc->tulip_flags & TULIP_WANTHASHPERFECT) + nextout->d_flag |= TULIP_DFLAG_TxHASHFILT; + else if (sc->tulip_flags & TULIP_WANTHASHONLY) + nextout->d_flag |= TULIP_DFLAG_TxHASHFILT|TULIP_DFLAG_TxINVRSFILT; + nextout->d_length1 = sizeof(sc->tulip_setupbuf); + nextout->d_addr1 = TULIP_KVATOPHYS(sc, sc->tulip_setupbuf); + nextout->d_length2 = 0; + nextout->d_addr2 = 0; + /* + * Advance the ring for the next transmit packet. + */ + if (++ri->ri_nextout == ri->ri_last) + ri->ri_nextout = ri->ri_first; + /* + * Make sure the next descriptor is owned by us since it + * may have been set up above if we ran out of room in the + * ring. + */ + ri->ri_nextout->d_status = 0; + nextout->d_status = TULIP_DSTS_OWNER; + TULIP_CSR_WRITE(sc, csr_txpoll, 1); + } + + IF_DEQUEUE(ifq, m); + if (m == NULL) + break; + +#if defined(TULIP_DEBUG) + if ((sc->tulip_cmdmode & TULIP_CMD_TXRUN) == 0) { + printf(TULIP_PRINTF_FMT ": ifstart%s: tx not running\n", + TULIP_PRINTF_ARGS, + (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) ? "(probe)" : ""); + ifp->if_flags |= IFF_OACTIVE; + IF_PREPEND(ifq, m); + return; + } +#endif + + /* + * Now we try to fill in our transmit descriptors. This is + * a bit reminiscent of going on the Ark two by two + * since each descriptor for the TULIP can describe + * two buffers. So we advance through packet filling + * each of the two entries at a time to to fill each + * descriptor. Clear the first and last segment bits + * in each descriptor (actually just clear everything + * but the end-of-ring or chain bits) to make sure + * we don't get messed up by previously sent packets. + * + * We may fail to put the entire packet on the ring if + * there is either not enough ring entries free or if the + * packet has more than MAX_TXSEG segments. In the former + * case we will just wait for the ring to empty. In the + * latter case we have to recopy. + */ + d_status = 0; + recopy = 0; + eop = nextout = ri->ri_nextout; + m0 = m; + segcnt = 0; + free = ri->ri_free; + do { + int len = m0->m_len; + caddr_t addr = mtod(m0, caddr_t); + unsigned clsize = CLBYTES - (((u_long) addr) & (CLBYTES-1)); + + next_m0 = m0->m_next; + while (len > 0) { + unsigned slen = min(len, clsize); +#ifdef BIG_PACKET + int partial = 0; + if (slen >= 2048) + slen = 2040, partial = 1; +#endif + segcnt++; + if (segcnt > TULIP_MAX_TXSEG) { + recopy = 1; + next_m0 = NULL; /* to break out of outside loop */ + break; + } + if (segcnt & 1) { + if (--free == 0) { + /* + * There's no more room but since nothing + * has been committed at this point, just + * show output is active, put back the + * mbuf and return. + */ + ifp->if_flags |= IFF_OACTIVE; + IF_PREPEND(ifq, m); + return; + } + eop = nextout; + if (++nextout == ri->ri_last) + nextout = ri->ri_first; + eop->d_flag &= TULIP_DFLAG_ENDRING|TULIP_DFLAG_CHAIN; + eop->d_status = d_status; + eop->d_addr1 = TULIP_KVATOPHYS(sc, addr); + eop->d_length1 = slen; + } else { + /* + * Fill in second half of descriptor + */ + eop->d_addr2 = TULIP_KVATOPHYS(sc, addr); + eop->d_length2 = slen; + } + d_status = TULIP_DSTS_OWNER; + len -= slen; + addr += slen; +#ifdef BIG_PACKET + if (partial) + continue; +#endif + clsize = CLBYTES; + } + } while ((m0 = next_m0) != NULL); + + /* + * The packet exceeds the number of transmit buffer + * entries that we can use for one packet, so we have + * recopy it into one mbuf and then try again. + */ + if (recopy) { + MGETHDR(m0, M_DONTWAIT, MT_DATA); + if (m0 != NULL) { + if (m->m_pkthdr.len > MHLEN) { + MCLGET(m0, M_DONTWAIT); + if ((m0->m_flags & M_EXT) == 0) { + m_freem(m); + m_freem(m0); + continue; + } + } + m_copydata(m, 0, m->m_pkthdr.len, mtod(m0, caddr_t)); + m0->m_pkthdr.len = m0->m_len = m->m_pkthdr.len; + IF_PREPEND(ifq, m0); + } + m_freem(m); + continue; + } + + /* + * The descriptors have been filled in. Now get ready + * to transmit. + */ +#if NBPFILTER > 0 + if (sc->tulip_bpf != NULL) + TULIP_BPF_MTAP(sc, m); +#endif + IF_ENQUEUE(&sc->tulip_txq, m); + + /* + * Make sure the next descriptor after this packet is owned + * by us since it may have been set up above if we ran out + * of room in the ring. + */ + nextout->d_status = 0; + + /* + * If we only used the first segment of the last descriptor, + * make sure the second segment will not be used. + */ + if (segcnt & 1) { + eop->d_addr2 = 0; + eop->d_length2 = 0; + } + + /* + * Mark the last and first segments, indicate we want a transmit + * complete interrupt, give the descriptors to the TULIP, and tell + * it to transmit! + */ + eop->d_flag |= TULIP_DFLAG_TxLASTSEG|TULIP_DFLAG_TxWANTINTR; + + /* + * Note that ri->ri_nextout is still the start of the packet + * and until we set the OWNER bit, we can still back out of + * everything we have done. + */ + ri->ri_nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG; + ri->ri_nextout->d_status = TULIP_DSTS_OWNER; + + /* + * This advances the ring for us. + */ + ri->ri_nextout = nextout; + ri->ri_free = free; + + TULIP_CSR_WRITE(sc, csr_txpoll, 1); + + if (sc->tulip_flags & TULIP_TXPROBE_ACTIVE) { + ifp->if_flags |= IFF_OACTIVE; + return; + } + if (sc->tulip_txtimer == 0) + sc->tulip_txtimer = TULIP_TXTIMER; + } + if (m != NULL) { + ifp->if_flags |= IFF_OACTIVE; + IF_PREPEND(ifq, m); + } +} + +/* + * Even though this routine runs at device spl, it does not break + * our use of splnet (splsoftnet under NetBSD) for the majority + * of this driver (if TULIP_USE_SOFTINTR defined) since + * if_watcbog is called from if_watchdog which is called from + * splsoftclock which is below spl[soft]net. + */ +static void +tulip_ifwatchdog( + struct ifnet *ifp) +{ + tulip_softc_t * const sc = TULIP_IFP_TO_SOFTC(ifp); + +#if defined(TULIP_DEBUG) + u_int32_t rxintrs = sc->tulip_dbg.dbg_rxintrs - sc->tulip_dbg.dbg_last_rxintrs; + if (rxintrs > sc->tulip_dbg.dbg_high_rxintrs_hz) + sc->tulip_dbg.dbg_high_rxintrs_hz = rxintrs; + sc->tulip_dbg.dbg_last_rxintrs = sc->tulip_dbg.dbg_rxintrs; +#endif /* TULIP_DEBUG */ + + sc->tulip_if.if_timer = 1; + /* + * These should be rare so do a bulk test up front so we can just skip + * them if needed. + */ + if (sc->tulip_flags & (TULIP_SYSTEMERROR|TULIP_RXBUFSLOW|TULIP_NOMESSAGES)) { + /* + * If the number of receive buffer is low, try to refill + */ + if (sc->tulip_flags & TULIP_RXBUFSLOW) + tulip_rx_intr(sc); + + if (sc->tulip_flags & TULIP_SYSTEMERROR) { + printf(TULIP_PRINTF_FMT ": %d system errors: last was %s\n", + TULIP_PRINTF_ARGS, sc->tulip_system_errors, + tulip_system_errors[sc->tulip_last_system_error]); + } + if (sc->tulip_statusbits) { + tulip_print_abnormal_interrupt(sc, sc->tulip_statusbits); + sc->tulip_statusbits = 0; + } + + sc->tulip_flags &= ~(TULIP_NOMESSAGES|TULIP_SYSTEMERROR); + } + + if (sc->tulip_txtimer && --sc->tulip_txtimer == 0) { + printf(TULIP_PRINTF_FMT ": transmission timeout\n", TULIP_PRINTF_ARGS); + if (TULIP_DO_AUTOSENSE(sc)) { + sc->tulip_media = TULIP_MEDIA_UNKNOWN; + sc->tulip_probe_state = TULIP_PROBE_INACTIVE; + sc->tulip_flags &= ~(TULIP_WANTRXACT|TULIP_LINKUP); + } + tulip_reset(sc); + tulip_init(sc); + } +} +#if defined(__bsdi__) || (defined(__FreeBSD__) && BSD < 199506) +static ifnet_ret_t +tulip_ifwatchdog_wrapper( + int unit) +{ + tulip_ifwatchdog(&TULIP_UNIT_TO_SOFTC(unit)->tulip_if); +} +#define tulip_ifwatchdog tulip_ifwatchdog_wrapper +#endif + +/* + * All printf's are real as of now! + */ +#ifdef printf +#undef printf +#endif +#if !defined(IFF_NOTRAILERS) +#define IFF_NOTRAILERS 0 +#endif + +static void +tulip_attach( + tulip_softc_t * const sc) +{ + struct ifnet * const ifp = &sc->tulip_if; + + ifp->if_flags = IFF_BROADCAST|IFF_SIMPLEX|IFF_NOTRAILERS|IFF_MULTICAST; + ifp->if_ioctl = tulip_ifioctl; + ifp->if_start = tulip_ifstart; + ifp->if_watchdog = tulip_ifwatchdog; + ifp->if_timer = 1; +#if !defined(__bsdi__) || _BSDI_VERSION < 199401 + ifp->if_output = ether_output; +#endif +#if defined(__bsdi__) && _BSDI_VERSION < 199401 + ifp->if_mtu = ETHERMTU; +#endif + +#if defined(__bsdi__) && _BSDI_VERSION >= 199510 + aprint_naive(": DEC Ethernet"); + aprint_normal(": %s%s", sc->tulip_boardid, + tulip_chipdescs[sc->tulip_chipid]); + aprint_verbose(" pass %d.%d", (sc->tulip_revinfo & 0xF0) >> 4, + sc->tulip_revinfo & 0x0F); + printf("\n"); + sc->tulip_pf = aprint_normal; + aprint_normal(TULIP_PRINTF_FMT ": address " TULIP_EADDR_FMT "\n", + TULIP_PRINTF_ARGS, + TULIP_EADDR_ARGS(sc->tulip_enaddr)); +#else + printf( +#if defined(__bsdi__) + "\n" +#endif + TULIP_PRINTF_FMT ": %s%s pass %d.%d\n", + TULIP_PRINTF_ARGS, + sc->tulip_boardid, + tulip_chipdescs[sc->tulip_chipid], + (sc->tulip_revinfo & 0xF0) >> 4, + sc->tulip_revinfo & 0x0F); + printf(TULIP_PRINTF_FMT ": address " TULIP_EADDR_FMT "\n", + TULIP_PRINTF_ARGS, + TULIP_EADDR_ARGS(sc->tulip_enaddr)); +#endif + +#if defined(__alpha__) + /* + * In case the SRM console told us about a bogus media, + * we need to check to be safe. + */ + if (sc->tulip_mediums[sc->tulip_media] == NULL) + sc->tulip_media = TULIP_MEDIA_UNKNOWN; +#endif + + (*sc->tulip_boardsw->bd_media_probe)(sc); +#if defined(IFM_ETHER) + ifmedia_init(&sc->tulip_ifmedia, 0, + tulip_ifmedia_change, + tulip_ifmedia_status); +#else + { + tulip_media_t media; + int cnt; + printf(TULIP_PRINTF_FMT ": media:", TULIP_PRINTF_ARGS); + for (media = TULIP_MEDIA_UNKNOWN, cnt = 1; cnt < 7 && media < TULIP_MEDIA_MAX; media++) { + if (sc->tulip_mediums[media] != NULL) { + printf(" %d=\"%s\"", cnt, tulip_mediums[media]); + cnt++; + } + } + if (cnt == 1) { + sc->tulip_features |= TULIP_HAVE_NOMEDIA; + printf(" none\n"); + } else { + printf("\n"); + } + } +#endif + sc->tulip_flags &= ~TULIP_DEVICEPROBE; +#if defined(IFM_ETHER) + tulip_ifmedia_add(sc); +#endif + + tulip_reset(sc); + +#if defined(__bsdi__) && _BSDI_VERSION >= 199510 + sc->tulip_pf = printf; + TULIP_ETHER_IFATTACH(sc); +#else + if_attach(ifp); +#if defined(__NetBSD__) || (defined(__FreeBSD__) && BSD >= 199506) + TULIP_ETHER_IFATTACH(sc); +#endif +#endif /* __bsdi__ */ + +#if NBPFILTER > 0 + TULIP_BPF_ATTACH(sc); +#endif +} + +static void +tulip_initcsrs( + tulip_softc_t * const sc, + tulip_csrptr_t csr_base, + size_t csr_size) +{ + sc->tulip_csrs.csr_busmode = csr_base + 0 * csr_size; + sc->tulip_csrs.csr_txpoll = csr_base + 1 * csr_size; + sc->tulip_csrs.csr_rxpoll = csr_base + 2 * csr_size; + sc->tulip_csrs.csr_rxlist = csr_base + 3 * csr_size; + sc->tulip_csrs.csr_txlist = csr_base + 4 * csr_size; + sc->tulip_csrs.csr_status = csr_base + 5 * csr_size; + sc->tulip_csrs.csr_command = csr_base + 6 * csr_size; + sc->tulip_csrs.csr_intr = csr_base + 7 * csr_size; + sc->tulip_csrs.csr_missed_frames = csr_base + 8 * csr_size; + sc->tulip_csrs.csr_9 = csr_base + 9 * csr_size; + sc->tulip_csrs.csr_10 = csr_base + 10 * csr_size; + sc->tulip_csrs.csr_11 = csr_base + 11 * csr_size; + sc->tulip_csrs.csr_12 = csr_base + 12 * csr_size; + sc->tulip_csrs.csr_13 = csr_base + 13 * csr_size; + sc->tulip_csrs.csr_14 = csr_base + 14 * csr_size; + sc->tulip_csrs.csr_15 = csr_base + 15 * csr_size; +#if defined(TULIP_EISA) + sc->tulip_csrs.csr_enetrom = csr_base + DE425_ENETROM_OFFSET; +#endif +} + +static void +tulip_initring( + tulip_softc_t * const sc, + tulip_ringinfo_t * const ri, + tulip_desc_t *descs, + int ndescs) +{ + ri->ri_max = ndescs; + ri->ri_first = descs; + ri->ri_last = ri->ri_first + ri->ri_max; + bzero((caddr_t) ri->ri_first, sizeof(ri->ri_first[0]) * ri->ri_max); + ri->ri_last[-1].d_flag = TULIP_DFLAG_ENDRING; +} + +/* + * This is the PCI configuration support. Since the 21040 is available + * on both EISA and PCI boards, one must be careful in how defines the + * 21040 in the config file. + */ + +#define PCI_CFID 0x00 /* Configuration ID */ +#define PCI_CFCS 0x04 /* Configurtion Command/Status */ +#define PCI_CFRV 0x08 /* Configuration Revision */ +#define PCI_CFLT 0x0c /* Configuration Latency Timer */ +#define PCI_CBIO 0x10 /* Configuration Base IO Address */ +#define PCI_CBMA 0x14 /* Configuration Base Memory Address */ +#define PCI_CFIT 0x3c /* Configuration Interrupt */ +#define PCI_CFDA 0x40 /* Configuration Driver Area */ + +#if defined(TULIP_EISA) +static const int tulip_eisa_irqs[4] = { IRQ5, IRQ9, IRQ10, IRQ11 }; +#endif + +#if defined(__FreeBSD__) + +#define TULIP_PCI_ATTACH_ARGS pcici_t config_id, int unit +#define TULIP_SHUTDOWN_ARGS int howto, void * arg + +#if defined(TULIP_DEVCONF) +static void tulip_shutdown(TULIP_SHUTDOWN_ARGS); + +static int +tulip_pci_shutdown( + struct kern_devconf * const kdc, + int force) +{ + if (kdc->kdc_unit < TULIP_MAX_DEVICES) { + tulip_softc_t * const sc = TULIP_UNIT_TO_SOFTC(kdc->kdc_unit); + if (sc != NULL) + tulip_shutdown(0, sc); + } + (void) dev_detach(kdc); + return 0; +} +#endif + +static char* +tulip_pci_probe( + pcici_t config_id, + pcidi_t device_id) +{ + if (PCI_VENDORID(device_id) != DEC_VENDORID) + return NULL; + if (PCI_CHIPID(device_id) == CHIPID_21040) + return "Digital 21040 Ethernet"; + if (PCI_CHIPID(device_id) == CHIPID_21041) + return "Digital 21041 Ethernet"; + if (PCI_CHIPID(device_id) == CHIPID_21140) { + u_int32_t revinfo = pci_conf_read(config_id, PCI_CFRV) & 0xFF; + if (revinfo >= 0x20) + return "Digital 21140A Fast Ethernet"; + else + return "Digital 21140 Fast Ethernet"; + } + if (PCI_CHIPID(device_id) == CHIPID_21142) { + u_int32_t revinfo = pci_conf_read(config_id, PCI_CFRV) & 0xFF; + if (revinfo >= 0x20) + return "Digital 21143 Fast Ethernet"; + else + return "Digital 21142 Fast Ethernet"; + } + return NULL; +} + +static void tulip_pci_attach(TULIP_PCI_ATTACH_ARGS); +static u_long tulip_pci_count; + +struct pci_device dedevice = { + "de", + tulip_pci_probe, + tulip_pci_attach, + &tulip_pci_count, +#if defined(TULIP_DEVCONF) + tulip_pci_shutdown, +#endif +}; + +DATA_SET (pcidevice_set, dedevice); +#endif /* __FreeBSD__ */ + +#if defined(__bsdi__) +#define TULIP_PCI_ATTACH_ARGS struct device * const parent, struct device * const self, void * const aux +#define TULIP_SHUTDOWN_ARGS void *arg + +static int +tulip_pci_match( + pci_devaddr_t *pa) +{ + int irq; + unsigned id; + + id = pci_inl(pa, PCI_VENDOR_ID); + if (PCI_VENDORID(id) != DEC_VENDORID) + return 0; + id = PCI_CHIPID(id); + if (id != CHIPID_21040 && id != CHIPID_21041 + && id != CHIPID_21140 && id != CHIPID_21142) + return 0; + irq = pci_inl(pa, PCI_I_LINE) & 0xFF; + if (irq == 0 || irq >= 16) { + printf("de?: invalid IRQ %d; skipping\n", irq); + return 0; + } + return 1; +} + +static int +tulip_probe( + struct device *parent, + struct cfdata *cf, + void *aux) +{ + struct isa_attach_args * const ia = (struct isa_attach_args *) aux; + unsigned irq, slot; + pci_devaddr_t *pa; + +#if _BSDI_VERSION >= 199401 + switch (ia->ia_bustype) { + case BUS_PCI: +#endif + pa = pci_scan(tulip_pci_match); + if (pa == NULL) + return 0; + + irq = (1 << (pci_inl(pa, PCI_I_LINE) & 0xFF)); + + /* Get the base address; assume the BIOS set it up correctly */ +#if defined(TULIP_IOMAPPED) + ia->ia_maddr = NULL; + ia->ia_msize = 0; + ia->ia_iobase = pci_inl(pa, PCI_CBIO) & ~7; + pci_outl(pa, PCI_CBIO, 0xFFFFFFFF); + ia->ia_iosize = ((~pci_inl(pa, PCI_CBIO)) | 7) + 1; + pci_outl(pa, PCI_CBIO, (int) ia->ia_iobase); + + /* Disable memory space access */ + pci_outl(pa, PCI_COMMAND, pci_inl(pa, PCI_COMMAND) & ~2); +#else + ia->ia_maddr = (caddr_t) (pci_inl(pa, PCI_CBMA) & ~7); + pci_outl(pa, PCI_CBMA, 0xFFFFFFFF); + ia->ia_msize = ((~pci_inl(pa, PCI_CBMA)) | 7) + 1; + pci_outl(pa, PCI_CBMA, (int) ia->ia_maddr); + ia->ia_iobase = 0; + ia->ia_iosize = 0; + + /* Disable I/O space access */ + pci_outl(pa, PCI_COMMAND, pci_inl(pa, PCI_COMMAND) & ~1); +#endif /* TULIP_IOMAPPED */ + + ia->ia_aux = (void *) pa; +#if _BSDI_VERSION >= 199401 + break; + +#if defined(TULIP_EISA) + case BUS_EISA: { + unsigned tmp; + + if ((slot = eisa_match(cf, ia)) == 0) + return 0; + ia->ia_iobase = slot << 12; + ia->ia_iosize = EISA_NPORT; + eisa_slotalloc(slot); + tmp = inb(ia->ia_iobase + DE425_CFG0); + irq = tulip_eisa_irqs[(tmp >> 1) & 0x03]; + /* + * Until BSD/OS likes level interrupts, force + * the DE425 into edge-triggered mode. + */ + if ((tmp & 1) == 0) + outb(ia->ia_iobase + DE425_CFG0, tmp | 1); + /* + * CBIO needs to map to the EISA slot + * enable I/O access and Master + */ + outl(ia->ia_iobase + DE425_CBIO, ia->ia_iobase); + outl(ia->ia_iobase + DE425_CFCS, 5 | inl(ia->ia_iobase + DE425_CFCS)); + ia->ia_aux = NULL; + break; + } +#endif /* TULIP_EISA */ + default: + return 0; + } +#endif + + /* PCI bus masters don't use host DMA channels */ + ia->ia_drq = DRQNONE; + + if (ia->ia_irq != IRQUNK && irq != ia->ia_irq) { + printf("de%d: error: desired IRQ of %d does not match device's " + "actual IRQ of %d,\n", + cf->cf_unit, + ffs(ia->ia_irq) - 1, ffs(irq) - 1); + return 0; + } + if (ia->ia_irq == IRQUNK) + ia->ia_irq = irq; +#ifdef IRQSHARE + ia->ia_irq |= IRQSHARE; +#endif + return 1; +} + +static void tulip_pci_attach(TULIP_PCI_ATTACH_ARGS); + +#if defined(TULIP_EISA) +static char *tulip_eisa_ids[] = { + "DEC4250", + NULL +}; +#endif + +struct cfdriver decd = { + 0, "de", tulip_probe, tulip_pci_attach, +#if _BSDI_VERSION >= 199401 + DV_IFNET, +#endif + sizeof(tulip_softc_t), +#if defined(TULIP_EISA) + tulip_eisa_ids +#endif +}; + +#endif /* __bsdi__ */ + +#if defined(__NetBSD__) +#define TULIP_PCI_ATTACH_ARGS struct device * const parent, struct device * const self, void * const aux +#define TULIP_SHUTDOWN_ARGS void *arg +static int +tulip_pci_probe( + struct device *parent, +#ifdef __BROKEN_INDIRECT_CONFIG + void *match, +#else + struct cfdata *match, +#endif + void *aux) +{ + struct pci_attach_args *pa = (struct pci_attach_args *) aux; + + if (PCI_VENDORID(pa->pa_id) != DEC_VENDORID) + return 0; + if (PCI_CHIPID(pa->pa_id) == CHIPID_21040 + || PCI_CHIPID(pa->pa_id) == CHIPID_21041 + || PCI_CHIPID(pa->pa_id) == CHIPID_21140 + || PCI_CHIPID(pa->pa_id) == CHIPID_21142) + return 1; + + return 0; +} + +static void tulip_pci_attach(TULIP_PCI_ATTACH_ARGS); + +struct cfattach de_ca = { + sizeof(tulip_softc_t), tulip_pci_probe, tulip_pci_attach +}; + +struct cfdriver de_cd = { + 0, "de", DV_IFNET +}; + +#endif /* __NetBSD__ */ + +static void +tulip_shutdown( + TULIP_SHUTDOWN_ARGS) +{ + tulip_softc_t * const sc = arg; + TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); + DELAY(10); /* Wait 10 microseconds (actually 50 PCI cycles but at + 33MHz that comes to two microseconds but wait a + bit longer anyways) */ +} + +static void +tulip_pci_attach( + TULIP_PCI_ATTACH_ARGS) +{ +#if defined(__FreeBSD__) + tulip_softc_t *sc; +#define PCI_CONF_WRITE(r, v) pci_conf_write(config_id, (r), (v)) +#define PCI_CONF_READ(r) pci_conf_read(config_id, (r)) +#define PCI_GETBUSDEVINFO(sc) ((void)((sc)->tulip_pci_busno = ((config_id.cfg1 >> 16) & 0xFF), /* XXX */ \ + (sc)->tulip_pci_devno = ((config_id.cfg1 >> 11) & 0x1F))) /* XXX */ +#endif +#if defined(__bsdi__) + tulip_softc_t * const sc = (tulip_softc_t *) self; + struct isa_attach_args * const ia = (struct isa_attach_args *) aux; + pci_devaddr_t *pa = (pci_devaddr_t *) ia->ia_aux; + const int unit = sc->tulip_dev.dv_unit; +#define PCI_CONF_WRITE(r, v) pci_outl(pa, (r), (v)) +#define PCI_CONF_READ(r) pci_inl(pa, (r)) +#define PCI_GETBUSDEVINFO(sc) ((void)((sc)->tulip_pci_busno = pa->d_bus, \ + (sc)->tulip_pci_devno = pa->d_agent)) +#endif +#if defined(__NetBSD__) + tulip_softc_t * const sc = (tulip_softc_t *) self; + struct pci_attach_args * const pa = (struct pci_attach_args *) aux; + const int unit = sc->tulip_dev.dv_unit; +#define PCI_CONF_WRITE(r, v) pci_conf_write(pa->pa_pc, pa->pa_tag, (r), (v)) +#define PCI_CONF_READ(r) pci_conf_read(pa->pa_pc, pa->pa_tag, (r)) +#define PCI_GETBUSDEVINFO(sc) do { \ + int busno, devno, funcno; \ + pci_decompose_tag(pa->pa_pc, pa->pa_tag, &busno, &devno, &funcno); \ + (sc)->tulip_pci_busno = busno; \ + (sc)->tulip_pci_devno = devno; \ + } while (0) +#endif /* __NetBSD__ */ + int retval, idx; + u_int32_t revinfo, cfdainfo, id; +#if !defined(TULIP_IOMAPPED) && defined(__FreeBSD__) + vm_offset_t pa_csrs; +#endif + unsigned csroffset = TULIP_PCI_CSROFFSET; + unsigned csrsize = TULIP_PCI_CSRSIZE; + tulip_csrptr_t csr_base; + tulip_chipid_t chipid = TULIP_CHIPID_UNKNOWN; + + if (unit >= TULIP_MAX_DEVICES) { +#ifdef __FreeBSD__ + printf("de%d", unit); +#endif + printf(": not configured; limit of %d reached or exceeded\n", + TULIP_MAX_DEVICES); + return; + } + +#if defined(__bsdi__) + if (pa != NULL) { + revinfo = pci_inl(pa, PCI_CFRV) & 0xFF; + id = pci_inl(pa, PCI_CFID); + cfdainfo = pci_inl(pa, PCI_CFDA); +#if defined(TULIP_EISA) + } else { + revinfo = inl(ia->ia_iobase + DE425_CFRV) & 0xFF; + csroffset = TULIP_EISA_CSROFFSET; + csrsize = TULIP_EISA_CSRSIZE; + chipid = TULIP_DE425; + cfdainfo = 0; +#endif /* TULIP_EISA */ + } +#else /* __bsdi__ */ + revinfo = PCI_CONF_READ(PCI_CFRV) & 0xFF; + id = PCI_CONF_READ(PCI_CFID); + cfdainfo = PCI_CONF_READ(PCI_CFDA); +#endif /* __bsdi__ */ + + if (PCI_VENDORID(id) == DEC_VENDORID) { + if (PCI_CHIPID(id) == CHIPID_21040) chipid = TULIP_21040; + else if (PCI_CHIPID(id) == CHIPID_21140) { + chipid = (revinfo >= 0x20) ? TULIP_21140A : TULIP_21140; + } else if (PCI_CHIPID(id) == CHIPID_21142) { + chipid = (revinfo >= 0x20) ? TULIP_21143 : TULIP_21142; + } + else if (PCI_CHIPID(id) == CHIPID_21041) chipid = TULIP_21041; + else if (PCI_CHIPID(id) == CHIPID_21142) chipid = TULIP_21142; + } + if (chipid == TULIP_CHIPID_UNKNOWN) + return; + + if ((chipid == TULIP_21040 || chipid == TULIP_DE425) && revinfo < 0x20) { +#ifdef __FreeBSD__ + printf("de%d", unit); +#endif + printf(": not configured; 21040 pass 2.0 required (%d.%d found)\n", + revinfo >> 4, revinfo & 0x0f); + return; + } else if (chipid == TULIP_21140 && revinfo < 0x11) { +#ifndef __FreeBSD__ + printf("\n"); +#endif + printf("de%d: not configured; 21140 pass 1.1 required (%d.%d found)\n", + unit, revinfo >> 4, revinfo & 0x0f); + return; + } + +#if defined(__FreeBSD__) + sc = (tulip_softc_t *) malloc(sizeof(*sc), M_DEVBUF, M_NOWAIT); + if (sc == NULL) + return; + bzero(sc, sizeof(*sc)); /* Zero out the softc*/ +#endif + + PCI_GETBUSDEVINFO(sc); + sc->tulip_chipid = chipid; + sc->tulip_flags |= TULIP_DEVICEPROBE; + if (chipid == TULIP_21140 || chipid == TULIP_21140A) + sc->tulip_features |= TULIP_HAVE_GPR; + if (chipid == TULIP_21140A && revinfo <= 0x22) + sc->tulip_features |= TULIP_HAVE_RXBADOVRFLW; + if (chipid == TULIP_21140) + sc->tulip_features |= TULIP_HAVE_BROKEN_HASH; + if (chipid != TULIP_21040 && chipid != TULIP_DE425 && chipid != TULIP_21140) + sc->tulip_features |= TULIP_HAVE_POWERMGMT; + if (chipid == TULIP_21041 || chipid == TULIP_21142 || chipid == TULIP_21143) { + sc->tulip_features |= TULIP_HAVE_DUALSENSE; + if (chipid != TULIP_21041 || sc->tulip_revinfo >= 0x20) + sc->tulip_features |= TULIP_HAVE_SIANWAY; + if (chipid != TULIP_21041) + sc->tulip_features |= TULIP_HAVE_SIAGP|TULIP_HAVE_RXBADOVRFLW; + } + + if (sc->tulip_features & TULIP_HAVE_POWERMGMT + && (cfdainfo & (TULIP_CFDA_SLEEP|TULIP_CFDA_SNOOZE))) { + cfdainfo &= ~(TULIP_CFDA_SLEEP|TULIP_CFDA_SNOOZE); + PCI_CONF_WRITE(PCI_CFDA, cfdainfo); + DELAY(11*1000); + } +#if defined(__alpha__) + /* + * The Alpha SRM console encodes a console set media in the driver + * part of the CFDA register. Note that the Multia presents a + * problem in that its BNC mode is really EXTSIA. So in that case + * force a probe. + */ + switch ((cfdainfo >> 8) & 0xff) { + case 1: sc->tulip_media = chipid > TULIP_DE425 ? TULIP_MEDIA_AUI : TULIP_MEDIA_AUIBNC; + case 2: sc->tulip_media = chipid > TULIP_DE425 ? TULIP_MEDIA_BNC : TULIP_MEDIA_UNKNOWN; + case 3: sc->tulip_media = TULIP_MEDIA_10BASET; + case 4: sc->tulip_media = TULIP_MEDIA_10BASET_FD; + case 5: sc->tulip_media = TULIP_MEDIA_100BASETX; + case 6: sc->tulip_media = TULIP_MEDIA_100BASETX_FD; + } +#endif + +#if defined(__NetBSD__) + bcopy(self->dv_xname, sc->tulip_if.if_xname, IFNAMSIZ); + sc->tulip_if.if_softc = sc; + sc->tulip_pc = pa->pa_pc; +#else + sc->tulip_unit = unit; + sc->tulip_name = "de"; +#endif + sc->tulip_revinfo = revinfo; +#if defined(__FreeBSD__) +#if BSD >= 199506 + sc->tulip_if.if_softc = sc; +#endif +#if defined(TULIP_IOMAPPED) + retval = pci_map_port(config_id, PCI_CBIO, &csr_base); +#else + retval = pci_map_mem(config_id, PCI_CBMA, (vm_offset_t *) &csr_base, &pa_csrs); +#endif + if (!retval) { + free((caddr_t) sc, M_DEVBUF); + return; + } + tulips[unit] = sc; +#endif /* __FreeBSD__ */ + +#if defined(__bsdi__) + sc->tulip_pf = printf; +#if defined(TULIP_IOMAPPED) + csr_base = ia->ia_iobase; +#else + csr_base = (vm_offset_t) mapphys((vm_offset_t) ia->ia_maddr, ia->ia_msize); +#endif +#endif /* __bsdi__ */ + +#if defined(__NetBSD__) + csr_base = 0; + if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, + &sc->tulip_bustag, &sc->tulip_bushandle, NULL, NULL) + && pci_mapreg_map(pa, PCI_CBMA, + PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_32BIT, 0, + &sc->tulip_bustag, &sc->tulip_bushandle, + NULL, NULL) == 0) { + printf(": unable to map device registers\n"); + return; + } +#endif /* __NetBSD__ */ + + tulip_initcsrs(sc, csr_base + csroffset, csrsize); + tulip_initring(sc, &sc->tulip_rxinfo, sc->tulip_rxdescs, TULIP_RXDESCS); + tulip_initring(sc, &sc->tulip_txinfo, sc->tulip_txdescs, TULIP_TXDESCS); + + /* + * Make sure there won't be any interrupts or such... + */ + TULIP_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); + DELAY(100); /* Wait 10 microseconds (actually 50 PCI cycles but at + 33MHz that comes to two microseconds but wait a + bit longer anyways) */ + + if ((retval = tulip_read_macaddr(sc)) < 0) { +#if defined(__FreeBSD__) + printf(TULIP_PRINTF_FMT, TULIP_PRINTF_ARGS); +#endif + printf(": can't read ENET ROM (why=%d) (", retval); + for (idx = 0; idx < 32; idx++) + printf("%02x", sc->tulip_rombuf[idx]); + printf("\n"); + printf(TULIP_PRINTF_FMT ": %s%s pass %d.%d\n", + TULIP_PRINTF_ARGS, + sc->tulip_boardid, tulip_chipdescs[sc->tulip_chipid], + (sc->tulip_revinfo & 0xF0) >> 4, sc->tulip_revinfo & 0x0F); + printf(TULIP_PRINTF_FMT ": address unknown\n", TULIP_PRINTF_ARGS); + } else { + tulip_spl_t s; + tulip_intrfunc_t (*intr_rtn)(void *) = tulip_intr_normal; + + if (sc->tulip_features & TULIP_HAVE_SHAREDINTR) + intr_rtn = tulip_intr_shared; + +#if defined(__NetBSD__) + if ((sc->tulip_features & TULIP_HAVE_SLAVEDINTR) == 0) { + pci_intr_handle_t intrhandle; + const char *intrstr; + + if (pci_intr_map(pa->pa_pc, pa->pa_intrtag, pa->pa_intrpin, + pa->pa_intrline, &intrhandle)) { + printf(": couldn't map interrupt\n"); + return; + } + intrstr = pci_intr_string(pa->pa_pc, intrhandle); + sc->tulip_ih = pci_intr_establish(pa->pa_pc, intrhandle, IPL_NET, + intr_rtn, sc); + if (sc->tulip_ih == NULL) + printf(": couldn't establish interrupt"); + if (intrstr != NULL) + printf(" at %s", intrstr); + printf("\n"); + if (sc->tulip_ih == NULL) + return; + } + sc->tulip_ats = shutdownhook_establish(tulip_shutdown, sc); + if (sc->tulip_ats == NULL) + printf("\n%s: warning: couldn't establish shutdown hook\n", + sc->tulip_xname); +#endif +#if defined(__FreeBSD__) + if ((sc->tulip_features & TULIP_HAVE_SLAVEDINTR) == 0) { + if (!pci_map_int (config_id, intr_rtn, (void*) sc, &net_imask)) { + printf(TULIP_PRINTF_FMT ": couldn't map interrupt\n", + TULIP_PRINTF_ARGS); + return; + } + } +#if !defined(TULIP_DEVCONF) + at_shutdown(tulip_shutdown, sc, SHUTDOWN_POST_SYNC); +#endif +#endif +#if defined(__bsdi__) + if ((sc->tulip_features & TULIP_HAVE_SLAVEDINTR) == 0) { + isa_establish(&sc->tulip_id, &sc->tulip_dev); + + sc->tulip_ih.ih_fun = intr_rtn; + sc->tulip_ih.ih_arg = (void *) sc; + intr_establish(ia->ia_irq, &sc->tulip_ih, DV_NET); + } + + sc->tulip_ats.func = tulip_shutdown; + sc->tulip_ats.arg = (void *) sc; + atshutdown(&sc->tulip_ats, ATSH_ADD); +#endif +#if defined(TULIP_USE_SOFTINTR) + if (sc->tulip_unit > tulip_softintr_max_unit) + tulip_softintr_max_unit = sc->tulip_unit; +#endif + + s = TULIP_RAISESPL(); + tulip_reset(sc); + tulip_attach(sc); + TULIP_RESTORESPL(s); + } +} diff --git a/sys/pci/if_devar.h b/sys/pci/if_devar.h new file mode 100644 index 000000000000..20e742483fa0 --- /dev/null +++ b/sys/pci/if_devar.h @@ -0,0 +1,967 @@ +/*- + * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com) + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. The name of the author may not be used to endorse or promote products + * derived from this software withough specific prior written permission + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $Id: if_devar.h,v 1.22 1997/05/08 16:50:06 thomas Exp $ + */ + +#if !defined(_DEVAR_H) +#define _DEVAR_H + +#if defined(__NetBSD__) +typedef bus_addr_t tulip_csrptr_t; + +#define TULIP_CSR_READ(sc, csr) \ + bus_space_read_4((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr) +#define TULIP_CSR_WRITE(sc, csr, val) \ + bus_space_write_4((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr, (val)) + +#define TULIP_CSR_READBYTE(sc, csr) \ + bus_space_read_1((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr) +#define TULIP_CSR_WRITEBYTE(sc, csr, val) \ + bus_space_write_1((sc)->tulip_bustag, (sc)->tulip_bushandle, (sc)->tulip_csrs.csr, (val)) +#endif /* __NetBSD__ */ + +#ifdef TULIP_IOMAPPED +#define TULIP_EISA_CSRSIZE 16 +#define TULIP_EISA_CSROFFSET 0 +#define TULIP_PCI_CSRSIZE 8 +#define TULIP_PCI_CSROFFSET 0 + +#if !defined(__NetBSD__) +typedef u_int16_t tulip_csrptr_t; + +#define TULIP_CSR_READ(sc, csr) (inl((sc)->tulip_csrs.csr)) +#define TULIP_CSR_WRITE(sc, csr, val) outl((sc)->tulip_csrs.csr, val) + +#define TULIP_CSR_READBYTE(sc, csr) (inb((sc)->tulip_csrs.csr)) +#define TULIP_CSR_WRITEBYTE(sc, csr, val) outb((sc)->tulip_csrs.csr, val) +#endif /* __NetBSD__ */ + +#else /* TULIP_IOMAPPED */ + +#define TULIP_PCI_CSRSIZE 8 +#define TULIP_PCI_CSROFFSET 0 + +#if !defined(__NetBSD__) +typedef volatile u_int32_t *tulip_csrptr_t; + +/* + * macros to read and write CSRs. Note that the "0 +" in + * READ_CSR is to prevent the macro from being an lvalue + * and WRITE_CSR shouldn't be assigned from. + */ +#define TULIP_CSR_READ(sc, csr) (0 + *(sc)->tulip_csrs.csr) +#define TULIP_CSR_WRITE(sc, csr, val) ((void)(*(sc)->tulip_csrs.csr = (val))) +#endif /* __NetBSD__ */ + +#endif /* TULIP_IOMAPPED */ + +/* + * This structure contains "pointers" for the registers on + * the various 21x4x chips. CSR0 through CSR8 are common + * to all chips. After that, it gets messy... + */ +typedef struct { + tulip_csrptr_t csr_busmode; /* CSR0 */ + tulip_csrptr_t csr_txpoll; /* CSR1 */ + tulip_csrptr_t csr_rxpoll; /* CSR2 */ + tulip_csrptr_t csr_rxlist; /* CSR3 */ + tulip_csrptr_t csr_txlist; /* CSR4 */ + tulip_csrptr_t csr_status; /* CSR5 */ + tulip_csrptr_t csr_command; /* CSR6 */ + tulip_csrptr_t csr_intr; /* CSR7 */ + tulip_csrptr_t csr_missed_frames; /* CSR8 */ + tulip_csrptr_t csr_9; /* CSR9 */ + tulip_csrptr_t csr_10; /* CSR10 */ + tulip_csrptr_t csr_11; /* CSR11 */ + tulip_csrptr_t csr_12; /* CSR12 */ + tulip_csrptr_t csr_13; /* CSR13 */ + tulip_csrptr_t csr_14; /* CSR14 */ + tulip_csrptr_t csr_15; /* CSR15 */ +} tulip_regfile_t; + +#define csr_enetrom csr_9 /* 21040 */ +#define csr_reserved csr_10 /* 21040 */ +#define csr_full_duplex csr_11 /* 21040 */ +#define csr_bootrom csr_10 /* 21041/21140A/?? */ +#define csr_gp csr_12 /* 21140* */ +#define csr_watchdog csr_15 /* 21140* */ +#define csr_gp_timer csr_11 /* 21041/21140* */ +#define csr_srom_mii csr_9 /* 21041/21140* */ +#define csr_sia_status csr_12 /* 2104x */ +#define csr_sia_connectivity csr_13 /* 2104x */ +#define csr_sia_tx_rx csr_14 /* 2104x */ +#define csr_sia_general csr_15 /* 2104x */ + +/* + * While 21x4x allows chaining of its descriptors, this driver + * doesn't take advantage of it. We keep the descriptors in a + * traditional FIFO ring. + */ +typedef struct { + tulip_desc_t *ri_first; /* first entry in ring */ + tulip_desc_t *ri_last; /* one after last entry */ + tulip_desc_t *ri_nextin; /* next to processed by host */ + tulip_desc_t *ri_nextout; /* next to processed by adapter */ + int ri_max; + int ri_free; +} tulip_ringinfo_t; + +/* + * The 21040 has a stupid restriction in that the receive + * buffers must be longword aligned. But since Ethernet + * headers are not a multiple of longwords in size this forces + * the data to non-longword aligned. Since IP requires the + * data to be longword aligned, we need to copy it after it has + * been DMA'ed in our memory. + * + * Since we have to copy it anyways, we might as well as allocate + * dedicated receive space for the input. This allows to use a + * small receive buffer size and more ring entries to be able to + * better keep with a flood of tiny Ethernet packets. + * + * The receive space MUST ALWAYS be a multiple of the page size. + * And the number of receive descriptors multiplied by the size + * of the receive buffers must equal the recevive space. This + * is so that we can manipulate the page tables so that even if a + * packet wraps around the end of the receive space, we can + * treat it as virtually contiguous. + * + * The above used to be true (the stupid restriction is still true) + * but we gone to directly DMA'ing into MBUFs (unless it's on an + * architecture which can't handle unaligned accesses) because with + * 100Mb/s cards the copying is just too much of a hit. + */ +#if defined(__alpha__) +#define TULIP_COPY_RXDATA 1 +#endif + +#define TULIP_TXTIMER 4 +#define TULIP_RXDESCS 48 +#define TULIP_TXDESCS 128 +#define TULIP_RXQ_TARGET 32 +#if TULIP_RXQ_TARGET >= TULIP_RXDESCS +#error TULIP_RXQ_TARGET must be less than TULIP_RXDESCS +#endif +#define TULIP_RX_BUFLEN ((MCLBYTES < 2048 ? MCLBYTES : 2048) - 16) + +/* + * Forward reference to make C happy. + */ +typedef struct _tulip_softc_t tulip_softc_t; + +/* + * The various controllers support. Technically the DE425 is just + * a 21040 on EISA. But since it remarkably difference from normal + * 21040s, we give it its own chip id. + */ + +typedef enum { + TULIP_21040, TULIP_DE425, + TULIP_21041, + TULIP_21140, TULIP_21140A, TULIP_21142, + TULIP_21143, + TULIP_CHIPID_UNKNOWN +} tulip_chipid_t; + +/* + * Various physical media types supported. + * BNCAUI is BNC or AUI since on the 21040 you can't really tell + * which is in use. + */ +typedef enum { + TULIP_MEDIA_UNKNOWN, + TULIP_MEDIA_10BASET, + TULIP_MEDIA_10BASET_FD, + TULIP_MEDIA_BNC, + TULIP_MEDIA_AUI, + TULIP_MEDIA_EXTSIA, + TULIP_MEDIA_AUIBNC, + TULIP_MEDIA_100BASETX, + TULIP_MEDIA_100BASETX_FD, + TULIP_MEDIA_100BASET4, + TULIP_MEDIA_100BASEFX, + TULIP_MEDIA_100BASEFX_FD, + TULIP_MEDIA_MAX +} tulip_media_t; + +#define TULIP_BIT(b) (1L << ((int)(b))) +#define TULIP_FDBIT(m) (1L << ((int)TULIP_MEDIA_ ## m ## _FD)) +#define TULIP_MBIT(m) (1L << ((int)TULIP_MEDIA_ ## m )) +#define TULIP_IS_MEDIA_FD(m) (TULIP_BIT(m) & \ + (TULIP_FDBIT(10BASET) \ + |TULIP_FDBIT(100BASETX) \ + |TULIP_FDBIT(100BASEFX))) +#define TULIP_CAN_MEDIA_FD(m) (TULIP_BIT(m) & \ + (TULIP_MBIT(10BASET) \ + |TULIP_MBIT(100BASETX) \ + |TULIP_MBIT(100BASEFX))) +#define TULIP_FD_MEDIA_OF(m) ((tulip_media_t)((m) + 1)) +#define TULIP_HD_MEDIA_OF(m) ((tulip_media_t)((m) - 1)) +#define TULIP_IS_MEDIA_100MB(m) ((m) >= TULIP_MEDIA_100BASETX) +#define TULIP_IS_MEDIA_TP(m) ((TULIP_BIT(m) & \ + (TULIP_MBIT(BNC) \ + |TULIP_MBIT(AUI) \ + |TULIP_MBIT(AUIBNC) \ + |TULIP_MBIT(EXTSIA))) == 0) + +#define TULIP_SROM_ATTR_MII 0x0100 +#define TULIP_SROM_ATTR_NWAY 0x0200 +#define TULIP_SROM_ATTR_AUTOSENSE 0x0400 +#define TULIP_SROM_ATTR_POWERUP 0x0800 +#define TULIP_SROM_ATTR_NOLINKPASS 0x1000 + +typedef struct { + enum { + TULIP_MEDIAINFO_SIA, + TULIP_MEDIAINFO_GPR, + TULIP_MEDIAINFO_MII, + TULIP_MEDIAINFO_RESET, + TULIP_MEDIAINFO_SYM + } mi_type; + union { + struct { + u_int16_t sia_connectivity; + u_int16_t sia_tx_rx; + u_int16_t sia_general; + u_int32_t sia_gp_control; /* 21142/21143 */ + u_int32_t sia_gp_data; /* 21142/21143 */ + } un_sia; + struct { + u_int32_t gpr_cmdmode; + u_int32_t gpr_gpcontrol; /* 21142/21143 */ + u_int32_t gpr_gpdata; + u_int8_t gpr_actmask; + u_int8_t gpr_actdata; + u_int8_t gpr_default : 1; + } un_gpr; + struct { + u_int32_t mii_mediamask; + u_int16_t mii_capabilities; + u_int16_t mii_advertisement; + u_int16_t mii_full_duplex; + u_int16_t mii_tx_threshold; + u_int16_t mii_interrupt; /* 21142/21143 */ + u_int8_t mii_phyaddr; + u_int8_t mii_gpr_length; + u_int8_t mii_gpr_offset; + u_int8_t mii_reset_length; + u_int8_t mii_reset_offset; + u_int32_t mii_phyid; + } un_mii; + } mi_un; +} tulip_media_info_t; + +#define mi_sia_connectivity mi_un.un_sia.sia_connectivity +#define mi_sia_tx_rx mi_un.un_sia.sia_tx_rx +#define mi_sia_general mi_un.un_sia.sia_general +#define mi_sia_gp_control mi_un.un_sia.sia_gp_control +#define mi_sia_gp_data mi_un.un_sia.sia_gp_data + +#define mi_gpcontrol mi_un.un_gpr.gpr_gpcontrol +#define mi_gpdata mi_un.un_gpr.gpr_gpdata +#define mi_actmask mi_un.un_gpr.gpr_actmask +#define mi_actdata mi_un.un_gpr.gpr_actdata +#define mi_default mi_un.un_gpr.gpr_default +#define mi_cmdmode mi_un.un_gpr.gpr_cmdmode + +#define mi_phyaddr mi_un.un_mii.mii_phyaddr +#define mi_gpr_length mi_un.un_mii.mii_gpr_length +#define mi_gpr_offset mi_un.un_mii.mii_gpr_offset +#define mi_reset_length mi_un.un_mii.mii_reset_length +#define mi_reset_offset mi_un.un_mii.mii_reset_offset +#define mi_capabilities mi_un.un_mii.mii_capabilities +#define mi_advertisement mi_un.un_mii.mii_advertisement +#define mi_full_duplex mi_un.un_mii.mii_full_duplex +#define mi_tx_threshold mi_un.un_mii.mii_tx_threshold +#define mi_mediamask mi_un.un_mii.mii_mediamask +#define mi_mii_interrupt mi_un.un_mii.mii_interrupt +#define mi_phyid mi_un.un_mii.mii_phyid + +#define TULIP_MEDIAINFO_SIA_INIT(sc, mi, chipid, media) do { \ + (mi)->mi_type = TULIP_MEDIAINFO_SIA; \ + sc->tulip_mediums[TULIP_MEDIA_ ## media] = (mi); \ + (mi)->mi_sia_connectivity = TULIP_ ## chipid ## _SIACONN_ ## media; \ + (mi)->mi_sia_tx_rx = TULIP_ ## chipid ## _SIATXRX_ ## media; \ + (mi)->mi_sia_general = TULIP_ ## chipid ## _SIAGEN_ ## media; \ +} while (0) + +#define TULIP_MEDIAINFO_ADD_CAPABILITY(sc, mi, media) do { \ + if ((sc)->tulip_mediums[TULIP_MEDIA_ ## media] == NULL \ + && ((mi)->mi_capabilities & PHYSTS_ ## media)) { \ + (sc)->tulip_mediums[TULIP_MEDIA_ ## media] = (mi); \ + (mi)->mi_mediamask |= TULIP_BIT(TULIP_MEDIA_ ## media); \ + } \ +} while (0) + +#define TULIP_MII_NOPHY 32 +/* + * Some boards need to treated specially. The following enumeration + * identifies the cards with quirks (or those we just want to single + * out for special merit or scorn). + */ +typedef enum { + TULIP_21040_GENERIC, /* Generic 21040 (works with most any board) */ + TULIP_21140_ISV, /* Digital Semicondutor 21140 ISV SROM Format */ + TULIP_21142_ISV, /* Digital Semicondutor 21142 ISV SROM Format */ + TULIP_21143_ISV, /* Digital Semicondutor 21143 ISV SROM Format */ + TULIP_21140_DEC_EB, /* Digital Semicondutor 21140 Evaluation Board */ + TULIP_21140_MII, /* 21140[A] with MII */ + TULIP_21140_DEC_DE500, /* Digital DE500-?? 10/100 */ + TULIP_21140_SMC_9332, /* SMC 9332 */ + TULIP_21140_COGENT_EM100, /* Cogent EM100 100 only */ + TULIP_21140_ZNYX_ZX34X, /* ZNYX ZX342 10/100 */ + TULIP_21140_ASANTE, /* AsanteFast 10/100 */ + TULIP_21041_GENERIC /* Generic 21041 card */ +} tulip_board_t; + +typedef enum { + TULIP_MEDIAPOLL_TIMER, /* 100ms timer fired */ + TULIP_MEDIAPOLL_FASTTIMER, /* <100ms timer fired */ + TULIP_MEDIAPOLL_LINKFAIL, /* called from interrupt routine */ + TULIP_MEDIAPOLL_LINKPASS, /* called from interrupt routine */ + TULIP_MEDIAPOLL_START, /* start a media probe (called from reset) */ + TULIP_MEDIAPOLL_TXPROBE_OK, /* txprobe succeeded */ + TULIP_MEDIAPOLL_TXPROBE_FAILED, /* txprobe failed */ + TULIP_MEDIAPOLL_MAX +} tulip_mediapoll_event_t; + +typedef enum { + TULIP_LINK_DOWN, /* Link is down */ + TULIP_LINK_UP, /* link is ok */ + TULIP_LINK_UNKNOWN /* we can't tell either way */ +} tulip_link_status_t; + + +/* + * This data structure is used to abstract out the quirks. + * media_probe = tries to determine the media type. + * media_select = enables the current media (or autosenses) + * media_poll = autosenses media + * media_preset = 21140, etal requires bit to set before the + * the software reset; hence pre-set. Should be + * pre-reset but that's ugly. + */ + +typedef struct { + tulip_board_t bd_type; + void (*bd_media_probe)(tulip_softc_t * const sc); + void (*bd_media_select)(tulip_softc_t * const sc); + void (*bd_media_poll)(tulip_softc_t * const sc, tulip_mediapoll_event_t event); + void (*bd_media_preset)(tulip_softc_t * const sc); +#if defined(__bsdi__) && _BSDI_VERSION >= 199701 + struct ifmedia_entry *bd_media_list; + int bd_media_cnt; + int bd_media_options_mask; +#endif +} tulip_boardsw_t; + +/* + * The next few declarations are for MII/PHY based board. + * + * The first enumeration identifies a superset of various datums + * that can be obtained from various PHY chips. Not all PHYs will + * support all datums. + * The modedata structure indicates what register contains + * a datum, what mask is applied the register contents, and what the + * result should be. + * The attr structure records information about a supported PHY. + * The phy structure records information about a PHY instance. + */ + +typedef enum { + PHY_MODE_10T, + PHY_MODE_100TX, + PHY_MODE_100T4, + PHY_MODE_FULLDUPLEX, + PHY_MODE_MAX +} tulip_phy_mode_t; + +typedef struct { + u_int16_t pm_regno; + u_int16_t pm_mask; + u_int16_t pm_value; +} tulip_phy_modedata_t; + +typedef struct { + u_int32_t attr_id; + u_int16_t attr_flags; +#define PHY_NEED_HARD_RESET 0x0001 +#define PHY_DUAL_CYCLE_TA 0x0002 + tulip_phy_modedata_t attr_modes[PHY_MODE_MAX]; +#ifdef TULIP_DEBUG + const char *attr_name; +#endif +} tulip_phy_attr_t; + +/* + * Various probe states used when trying to autosense the media. + */ + +typedef enum { + TULIP_PROBE_INACTIVE, + TULIP_PROBE_PHYRESET, + TULIP_PROBE_PHYAUTONEG, + TULIP_PROBE_GPRTEST, + TULIP_PROBE_MEDIATEST, + TULIP_PROBE_FAILED +} tulip_probe_state_t; + +typedef struct { + /* + * Transmit Statistics + */ + u_int32_t dot3StatsSingleCollisionFrames; + u_int32_t dot3StatsMultipleCollisionFrames; + u_int32_t dot3StatsSQETestErrors; + u_int32_t dot3StatsDeferredTransmissions; + u_int32_t dot3StatsLateCollisions; + u_int32_t dot3StatsExcessiveCollisions; + u_int32_t dot3StatsInternalMacTransmitErrors; + u_int32_t dot3StatsCarrierSenseErrors; + /* + * Receive Statistics + */ + u_int32_t dot3StatsMissedFrames; /* not in rfc1650! */ + u_int32_t dot3StatsAlignmentErrors; + u_int32_t dot3StatsFCSErrors; + u_int32_t dot3StatsFrameTooLongs; + u_int32_t dot3StatsInternalMacReceiveErrors; +} tulip_dot3_stats_t; + +/* + * Now to important stuff. This is softc structure (where does softc + * come from??? No idea) for the tulip device. + * + */ +struct _tulip_softc_t { +#if defined(__bsdi__) + struct device tulip_dev; /* base device */ + struct isadev tulip_id; /* ISA device */ + struct intrhand tulip_ih; /* intrrupt vectoring */ + struct atshutdown tulip_ats; /* shutdown hook */ +#if _BSDI_VERSION < 199401 + caddr_t tulip_bpf; /* for BPF */ +#else + prf_t tulip_pf; /* printf function */ +#if _BSDI_VERSION >= 199701 + struct mii_data tulip_mii; /* Generic MII and media data */ +#define tulip_ifmedia tulip_mii.mii_media +#endif /* _BSDI_VERSION >= 199701 */ +#endif /* _BSDI_VERSION < 199401 */ +#endif /* __bsdi__ */ +#if defined(__NetBSD__) + struct device tulip_dev; /* base device */ + void *tulip_ih; /* intrrupt vectoring */ + void *tulip_ats; /* shutdown hook */ + bus_space_tag_t tulip_bustag; + bus_space_handle_t tulip_bushandle; /* CSR region handle */ + pci_chipset_tag_t tulip_pc; + struct ethercom tulip_ec; + u_int8_t tulip_enaddr[ETHER_ADDR_LEN]; +#endif +#if !defined(tulip_ifmedia) && defined(IFM_ETHER) + struct ifmedia tulip_ifmedia; +#endif +#if !defined(__NetBSD__) + struct arpcom tulip_ac; +#endif + tulip_regfile_t tulip_csrs; + u_int32_t tulip_flags; +#define TULIP_WANTSETUP 0x00000001 +#define TULIP_WANTHASHPERFECT 0x00000002 +#define TULIP_WANTHASHONLY 0x00000004 +#define TULIP_DOINGSETUP 0x00000008 +#define TULIP_PRINTMEDIA 0x00000010 +#define TULIP_TXPROBE_ACTIVE 0x00000020 +#define TULIP_ALLMULTI 0x00000040 +#define TULIP_WANTRXACT 0x00000080 +#define TULIP_RXACT 0x00000100 +#define TULIP_INRESET 0x00000200 +#define TULIP_NEEDRESET 0x00000400 +#define TULIP_SQETEST 0x00000800 +#define TULIP_xxxxxx0 0x00001000 +#define TULIP_xxxxxx1 0x00002000 +#define TULIP_xxxxxx2 0x00004000 +#define TULIP_xxxxxx3 0x00008000 +#define TULIP_NOAUTOSENSE 0x00010000 +#define TULIP_PRINTLINKUP 0x00020000 +#define TULIP_LINKUP 0x00040000 +#define TULIP_RXBUFSLOW 0x00080000 +#define TULIP_NOMESSAGES 0x00100000 +#define TULIP_SYSTEMERROR 0x00200000 +#define TULIP_TIMEOUTPENDING 0x00400000 +#define TULIP_FASTTIMEOUTPENDING 0x00800000 +#define TULIP_TRYNWAY 0x01000000 +#define TULIP_DIDNWAY 0x02000000 +#define TULIP_RXIGNORE 0x04000000 +#define TULIP_PROBE1STPASS 0x08000000 +#define TULIP_DEVICEPROBE 0x10000000 +#define TULIP_PROMISC 0x20000000 +#define TULIP_HASHONLY 0x40000000 + /* only 1 bit left! */ + u_int32_t tulip_features; /* static bits indicating features of chip */ +#define TULIP_HAVE_GPR 0x00000001 /* have gp register (140[A]) */ +#define TULIP_HAVE_RXBADOVRFLW 0x00000002 /* RX corrupts on overflow */ +#define TULIP_HAVE_POWERMGMT 0x00000004 /* Snooze/sleep modes */ +#define TULIP_HAVE_MII 0x00000008 /* Some medium on MII */ +#define TULIP_HAVE_SIANWAY 0x00000010 /* SIA does NWAY */ +#define TULIP_HAVE_DUALSENSE 0x00000020 /* SIA senses both AUI & TP */ +#define TULIP_HAVE_SIAGP 0x00000040 /* SIA has a GP port */ +#define TULIP_HAVE_BROKEN_HASH 0x00000080 /* Broken Multicast Hash */ +#define TULIP_HAVE_ISVSROM 0x00000100 /* uses ISV SROM Format */ +#define TULIP_HAVE_BASEROM 0x00000200 /* Board ROM can be cloned */ +#define TULIP_HAVE_SLAVEDROM 0x00000400 /* Board ROM cloned */ +#define TULIP_HAVE_SLAVEDINTR 0x00000800 /* Board slaved interrupt */ +#define TULIP_HAVE_SHAREDINTR 0x00001000 /* Board shares interrupts */ +#define TULIP_HAVE_OKROM 0x00002000 /* ROM was recognized */ +#define TULIP_HAVE_NOMEDIA 0x00004000 /* did not detect any media */ + u_int32_t tulip_intrmask; /* our copy of csr_intr */ + u_int32_t tulip_cmdmode; /* our copy of csr_cmdmode */ + u_int32_t tulip_last_system_error : 3; /* last system error (only value is TULIP_SYSTEMERROR is also set) */ + u_int32_t tulip_txtimer : 2; /* transmission timer */ + u_int32_t tulip_system_errors; /* number of system errors encountered */ + u_int32_t tulip_statusbits; /* status bits from CSR5 that may need to be printed */ + + tulip_media_info_t *tulip_mediums[TULIP_MEDIA_MAX]; /* indexes into mediainfo */ + tulip_media_t tulip_media; /* current media type */ + u_int32_t tulip_abilities; /* remote system's abiltities (as defined in IEEE 802.3u) */ + + u_int8_t tulip_revinfo; /* revision of chip */ + u_int8_t tulip_phyaddr; /* 0..31 -- address of current phy */ + u_int8_t tulip_gpinit; /* active pins on 21140 */ + u_int8_t tulip_gpdata; /* default gpdata for 21140 */ + + struct { + u_int8_t probe_count; /* count of probe operations */ + int32_t probe_timeout; /* time in ms of probe timeout */ + tulip_probe_state_t probe_state; /* current media probe state */ + tulip_media_t probe_media; /* current media being probed */ + u_int32_t probe_mediamask; /* medias checked */ + u_int32_t probe_passes; /* times autosense failed */ + u_int32_t probe_txprobes; /* txprobes attempted */ + } tulip_probe; +#define tulip_probe_count tulip_probe.probe_count +#define tulip_probe_timeout tulip_probe.probe_timeout +#define tulip_probe_state tulip_probe.probe_state +#define tulip_probe_media tulip_probe.probe_media +#define tulip_probe_mediamask tulip_probe.probe_mediamask +#define tulip_probe_passes tulip_probe.probe_passes + + tulip_chipid_t tulip_chipid; /* type of chip we are using */ + const tulip_boardsw_t *tulip_boardsw; /* board/chip characteristics */ + tulip_softc_t *tulip_slaves; /* slaved devices (ZX3xx) */ +#if defined(TULIP_DEBUG) + /* + * Debugging/Statistical information + */ + struct { + tulip_media_t dbg_last_media; + u_int32_t dbg_intrs; + u_int32_t dbg_media_probes; + u_int32_t dbg_txprobe_nocarr; + u_int32_t dbg_txprobe_exccoll; + u_int32_t dbg_link_downed; + u_int32_t dbg_link_suspected; + u_int32_t dbg_link_intrs; + u_int32_t dbg_link_pollintrs; + u_int32_t dbg_link_failures; + u_int32_t dbg_nway_starts; + u_int32_t dbg_nway_failures; + u_int16_t dbg_phyregs[32][4]; + u_int32_t dbg_rxlowbufs; + u_int32_t dbg_rxintrs; + u_int32_t dbg_last_rxintrs; + u_int32_t dbg_high_rxintrs_hz; + u_int32_t dbg_txprobes_ok[TULIP_MEDIA_MAX]; + u_int32_t dbg_txprobes_failed[TULIP_MEDIA_MAX]; + u_int32_t dbg_events[TULIP_MEDIAPOLL_MAX]; + u_int32_t dbg_rxpktsperintr[TULIP_RXDESCS]; + } tulip_dbg; +#endif + struct ifqueue tulip_txq; + struct ifqueue tulip_rxq; + tulip_dot3_stats_t tulip_dot3stats; + tulip_ringinfo_t tulip_rxinfo; + tulip_ringinfo_t tulip_txinfo; + tulip_media_info_t tulip_mediainfo[10]; + /* + * The setup buffers for sending the setup frame to the chip. + * one is the one being sent while the other is the one being + * filled. + */ + u_int32_t tulip_setupbuf[192/sizeof(u_int32_t)]; + u_int32_t tulip_setupdata[192/sizeof(u_int32_t)]; + char tulip_boardid[16]; /* buffer for board ID */ + u_int8_t tulip_rombuf[128]; + u_int8_t tulip_pci_busno; /* needed for multiport boards */ + u_int8_t tulip_pci_devno; /* needed for multiport boards */ + u_int8_t tulip_connidx; + tulip_srom_connection_t tulip_conntype; + tulip_desc_t tulip_rxdescs[TULIP_RXDESCS]; + tulip_desc_t tulip_txdescs[TULIP_TXDESCS]; +}; + +#if defined(IFM_ETHER) +#define TULIP_DO_AUTOSENSE(sc) (IFM_SUBTYPE((sc)->tulip_ifmedia.ifm_media) == IFM_AUTO) +#else +#define TULIP_DO_AUTOSENSE(sc) (((sc)->tulip_flags & TULIP_NOAUTOSENSE) == 0) +#endif + + +#if defined(TULIP_HDR_DATA) +static const char * const tulip_chipdescs[] = { + "21040 [10Mb/s]", +#if defined(TULIP_EISA) + "DE425 [10Mb/s]", +#else + NULL, +#endif + "21041 [10Mb/s]", + "21140 [10-100Mb/s]", + "21140A [10-100Mb/s]", + "21142 [10-100Mb/s]", + "21143 [10-100Mb/s]", +}; + +static const char * const tulip_mediums[] = { + "unknown", /* TULIP_MEDIA_UNKNOWN */ + "10baseT", /* TULIP_MEDIA_10BASET */ + "Full Duplex 10baseT", /* TULIP_MEDIA_10BASET_FD */ + "BNC", /* TULIP_MEDIA_BNC */ + "AUI", /* TULIP_MEDIA_AUI */ + "External SIA", /* TULIP_MEDIA_EXTSIA */ + "AUI/BNC", /* TULIP_MEDIA_AUIBNC */ + "100baseTX", /* TULIP_MEDIA_100BASET */ + "Full Duplex 100baseTX", /* TULIP_MEDIA_100BASET_FD */ + "100baseT4", /* TULIP_MEDIA_100BASET4 */ + "100baseFX", /* TULIP_MEDIA_100BASEFX */ + "Full Duplex 100baseFX", /* TULIP_MEDIA_100BASEFX_FD */ +}; + +#if defined(IFM_ETHER) +static const int tulip_media_to_ifmedia[] = { + IFM_ETHER | IFM_NONE, /* TULIP_MEDIA_UNKNOWN */ + IFM_ETHER | IFM_10_T, /* TULIP_MEDIA_10BASET */ + IFM_ETHER | IFM_10_T | IFM_FDX, /* TULIP_MEDIA_10BASET_FD */ + IFM_ETHER | IFM_10_2, /* TULIP_MEDIA_BNC */ + IFM_ETHER | IFM_10_5, /* TULIP_MEDIA_AUI */ + IFM_ETHER | IFM_MANUAL, /* TULIP_MEDIA_EXTSIA */ + IFM_ETHER | IFM_10_5, /* TULIP_MEDIA_AUIBNC */ + IFM_ETHER | IFM_100_TX, /* TULIP_MEDIA_100BASET */ + IFM_ETHER | IFM_100_TX | IFM_FDX, /* TULIP_MEDIA_100BASET_FD */ + IFM_ETHER | IFM_100_T4, /* TULIP_MEDIA_100BASET4 */ + IFM_ETHER | IFM_100_FX, /* TULIP_MEDIA_100BASEFX */ + IFM_ETHER | IFM_100_FX | IFM_FDX, /* TULIP_MEDIA_100BASEFX_FD */ +}; +#endif /* defined(IFM_ETHER) */ + +static const char * const tulip_system_errors[] = { + "parity error", + "master abort", + "target abort", + "reserved #3", + "reserved #4", + "reserved #5", + "reserved #6", + "reserved #7", +}; + +static const char * const tulip_status_bits[] = { + NULL, + "transmit process stopped", + NULL, + "transmit jabber timeout", + + NULL, + "transmit underflow", + NULL, + "receive underflow", + + "receive process stopped", + "receive watchdog timeout", + NULL, + NULL, + + "link failure", + NULL, + NULL, +}; + +static const struct { + tulip_srom_connection_t sc_type; + tulip_media_t sc_media; + u_int32_t sc_attrs; +} tulip_srom_conninfo[] = { + { TULIP_SROM_CONNTYPE_10BASET, TULIP_MEDIA_10BASET }, + { TULIP_SROM_CONNTYPE_BNC, TULIP_MEDIA_BNC }, + { TULIP_SROM_CONNTYPE_AUI, TULIP_MEDIA_AUI }, + { TULIP_SROM_CONNTYPE_100BASETX, TULIP_MEDIA_100BASETX }, + { TULIP_SROM_CONNTYPE_100BASET4, TULIP_MEDIA_100BASET4 }, + { TULIP_SROM_CONNTYPE_100BASEFX, TULIP_MEDIA_100BASEFX }, + { TULIP_SROM_CONNTYPE_MII_10BASET, TULIP_MEDIA_10BASET, + TULIP_SROM_ATTR_MII }, + { TULIP_SROM_CONNTYPE_MII_100BASETX, TULIP_MEDIA_100BASETX, + TULIP_SROM_ATTR_MII }, + { TULIP_SROM_CONNTYPE_MII_100BASET4, TULIP_MEDIA_100BASET4, + TULIP_SROM_ATTR_MII }, + { TULIP_SROM_CONNTYPE_MII_100BASEFX, TULIP_MEDIA_100BASEFX, + TULIP_SROM_ATTR_MII }, + { TULIP_SROM_CONNTYPE_10BASET_NWAY, TULIP_MEDIA_10BASET, + TULIP_SROM_ATTR_NWAY }, + { TULIP_SROM_CONNTYPE_10BASET_FD, TULIP_MEDIA_10BASET_FD }, + { TULIP_SROM_CONNTYPE_MII_10BASET_FD, TULIP_MEDIA_10BASET_FD, + TULIP_SROM_ATTR_MII }, + { TULIP_SROM_CONNTYPE_100BASETX_FD, TULIP_MEDIA_100BASETX_FD }, + { TULIP_SROM_CONNTYPE_MII_100BASETX_FD, TULIP_MEDIA_100BASETX_FD, + TULIP_SROM_ATTR_MII }, + { TULIP_SROM_CONNTYPE_10BASET_NOLINKPASS, TULIP_MEDIA_10BASET, + TULIP_SROM_ATTR_NOLINKPASS }, + { TULIP_SROM_CONNTYPE_AUTOSENSE, TULIP_MEDIA_UNKNOWN, + TULIP_SROM_ATTR_AUTOSENSE }, + { TULIP_SROM_CONNTYPE_AUTOSENSE_POWERUP, TULIP_MEDIA_UNKNOWN, + TULIP_SROM_ATTR_AUTOSENSE|TULIP_SROM_ATTR_POWERUP }, + { TULIP_SROM_CONNTYPE_AUTOSENSE_NWAY, TULIP_MEDIA_UNKNOWN, + TULIP_SROM_ATTR_AUTOSENSE|TULIP_SROM_ATTR_NWAY }, + { TULIP_SROM_CONNTYPE_NOT_USED, TULIP_MEDIA_UNKNOWN } +}; +#define TULIP_SROM_LASTCONNIDX \ + (sizeof(tulip_srom_conninfo)/sizeof(tulip_srom_conninfo[0]) - 1) + +static const struct { + tulip_media_t sm_type; + tulip_srom_media_t sm_srom_type; +} tulip_srom_mediums[] = { + { TULIP_MEDIA_100BASEFX_FD, TULIP_SROM_MEDIA_100BASEFX_FD }, + { TULIP_MEDIA_100BASEFX, TULIP_SROM_MEDIA_100BASEFX }, + { TULIP_MEDIA_100BASET4, TULIP_SROM_MEDIA_100BASET4 }, + { TULIP_MEDIA_100BASETX_FD, TULIP_SROM_MEDIA_100BASETX_FD }, + { TULIP_MEDIA_100BASETX, TULIP_SROM_MEDIA_100BASETX }, + { TULIP_MEDIA_10BASET_FD, TULIP_SROM_MEDIA_10BASET_FD }, + { TULIP_MEDIA_AUI, TULIP_SROM_MEDIA_AUI }, + { TULIP_MEDIA_BNC, TULIP_SROM_MEDIA_BNC }, + { TULIP_MEDIA_10BASET, TULIP_SROM_MEDIA_10BASET }, + { TULIP_MEDIA_UNKNOWN } +}; +#endif /* TULIP_HDR_DATA */ + +/* + * This driver supports a maximum of 32 tulip boards. + * This should be enough for the forseeable future. + */ +#define TULIP_MAX_DEVICES 32 + +#if defined(TULIP_USE_SOFTINTR) && defined(TULIP_HDR_DATA) +static u_int32_t tulip_softintr_mask; +static int tulip_softintr_last_unit; +static int tulip_softintr_max_unit; +static void tulip_softintr(void); +#endif + +#ifdef notyet +#define SIOCGADDRROM _IOW('i', 240, struct ifreq) /* get 128 bytes of ROM */ +#define SIOCGCHIPID _IOWR('i', 241, struct ifreq) /* get chipid */ +#endif + +#if defined(__FreeBSD__) +typedef void ifnet_ret_t; +typedef int ioctl_cmd_t; +#if defined(TULIP_HDR_DATA) +static tulip_softc_t *tulips[TULIP_MAX_DEVICES]; +#endif +#if BSD >= 199506 +#define TULIP_IFP_TO_SOFTC(ifp) ((tulip_softc_t *)((ifp)->if_softc)) +#if NBPFILTER > 0 +#define TULIP_BPF_MTAP(sc, m) bpf_mtap(&(sc)->tulip_if, m) +#define TULIP_BPF_TAP(sc, p, l) bpf_tap(&(sc)->tulip_if, p, l) +#define TULIP_BPF_ATTACH(sc) bpfattach(&(sc)->tulip_if, DLT_EN10MB, sizeof(struct ether_header)) +#endif +#define tulip_intrfunc_t void +#define TULIP_VOID_INTRFUNC +#define IFF_NOTRAILERS 0 +#define CLBYTES PAGE_SIZE +#if 0 +#define TULIP_KVATOPHYS(sc, va) kvtop(va) +#endif +#define TULIP_EADDR_FMT "%6D" +#define TULIP_EADDR_ARGS(addr) addr, ":" +#else +extern int bootverbose; +#define TULIP_IFP_TO_SOFTC(ifp) (TULIP_UNIT_TO_SOFTC((ifp)->if_unit)) +#include +#define TULIP_DEVCONF +#endif +#if defined(TULIP_USE_SOFTINTR) +NETISR_SET(NETISR_DE, tulip_softintr); +#endif +#define TULIP_UNIT_TO_SOFTC(unit) (tulips[unit]) +#define TULIP_BURSTSIZE(unit) pci_max_burst_len +#define loudprintf if (bootverbose) printf +#endif + +#if defined(__bsdi__) +typedef int ifnet_ret_t; +typedef u_long ioctl_cmd_t; +extern struct cfdriver decd; +#define TULIP_UNIT_TO_SOFTC(unit) ((tulip_softc_t *) decd.cd_devs[unit]) +#define TULIP_IFP_TO_SOFTC(ifp) (TULIP_UNIT_TO_SOFTC((ifp)->if_unit)) +#if _BSDI_VERSION >= 199510 +#if 0 +#define TULIP_BURSTSIZE(unit) log2_burst_size +#endif +#define loudprintf aprint_verbose +#define printf (*sc->tulip_pf) +#define MCNT(x) (sizeof(x) / sizeof(struct ifmedia_entry)) +#elif _BSDI_VERSION <= 199401 +#define DRQNONE 0 +#define loudprintf printf +static void +arp_ifinit( + struct arpcom *ac, + struct ifaddr *ifa) +{ + ac->ac_ipaddr = IA_SIN(ifa)->sin_addr; + arpwhohas(ac, &ac->ac_ipaddr); +} +#endif +#endif /* __bsdi__ */ + +#if defined(__NetBSD__) +typedef void ifnet_ret_t; +typedef u_long ioctl_cmd_t; +extern struct cfattach de_ca; +extern struct cfdriver de_cd; +#define TULIP_UNIT_TO_SOFTC(unit) ((tulip_softc_t *) de_cd.cd_devs[unit]) +#define TULIP_IFP_TO_SOFTC(ifp) ((tulip_softc_t *)((ifp)->if_softc)) +#define tulip_unit tulip_dev.dv_unit +#define tulip_xname tulip_if.if_xname +#define TULIP_RAISESPL() splnet() +#define TULIP_RAISESOFTSPL() splsoftnet() +#define TULIP_RESTORESPL(s) splx(s) +#define tulip_if tulip_ec.ec_if +#define tulip_enaddr tulip_enaddr +#define tulip_multicnt tulip_ec.ec_multicnt +#define TULIP_ETHERCOM(sc) (&(sc)->tulip_ec) +#define TULIP_ARP_IFINIT(sc, ifa) arp_ifinit(&(sc)->tulip_if, (ifa)) +#define TULIP_ETHER_IFATTACH(sc) ether_ifattach(&(sc)->tulip_if, (sc)->tulip_enaddr) +#define loudprintf printf +#define TULIP_PRINTF_FMT "%s" +#define TULIP_PRINTF_ARGS sc->tulip_xname +#if defined(__alpha__) +/* XXX XXX NEED REAL DMA MAPPING SUPPORT XXX XXX */ +#define TULIP_KVATOPHYS(sc, va) alpha_XXX_dmamap((vm_offset_t)(va)) +#endif +#endif /* __NetBSD__ */ + +#ifndef TULIP_PRINTF_FMT +#define TULIP_PRINTF_FMT "%s%d" +#endif +#ifndef TULIP_PRINTF_ARGS +#define TULIP_PRINTF_ARGS sc->tulip_name, sc->tulip_unit +#endif + +#ifndef TULIP_BURSTSIZE +#define TULIP_BURSTSIZE(unit) 3 +#endif + +#ifndef tulip_if +#define tulip_if tulip_ac.ac_if +#endif +#ifndef tulip_unit +#define tulip_unit tulip_if.if_unit +#endif +#define tulip_name tulip_if.if_name +#ifndef tulip_enaddr +#define tulip_enaddr tulip_ac.ac_enaddr +#endif +#ifndef tulip_multicnt +#define tulip_multicnt tulip_ac.ac_multicnt +#endif + +#if !defined(TULIP_ETHERCOM) +#define TULIP_ETHERCOM(sc) (&(sc)->tulip_ac) +#endif + +#if !defined(TULIP_ARP_IFINIT) +#define TULIP_ARP_IFINIT(sc, ifa) arp_ifinit(TULIP_ETHERCOM(sc), (ifa)) +#endif + +#if !defined(TULIP_ETHER_IFATTACH) +#define TULIP_ETHER_IFATTACH(sc) ether_ifattach(&(sc)->tulip_if) +#endif + +#if !defined(tulip_bpf) && (!defined(__bsdi__) || _BSDI_VERSION >= 199401) +#define tulip_bpf tulip_if.if_bpf +#endif + +#if !defined(tulip_intrfunc_t) +#define tulip_intrfunc_t int +#endif + +#if !defined(TULIP_KVATOPHYS) +#define TULIP_KVATOPHYS(sc, va) vtophys(va) +#endif + +#ifndef TULIP_RAISESPL +#define TULIP_RAISESPL() splimp() +#endif +#ifndef TULIP_RAISESOFTSPL +#define TULIP_RAISESOFTSPL() splnet() +#endif +#ifndef TULUP_RESTORESPL +#define TULIP_RESTORESPL(s) splx(s) +#endif + +/* + * While I think FreeBSD's 2.2 change to the bpf is a nice simplification, + * it does add yet more conditional code to this driver. Sigh. + */ +#if !defined(TULIP_BPF_MTAP) && NBPFILTER > 0 +#define TULIP_BPF_MTAP(sc, m) bpf_mtap((sc)->tulip_bpf, m) +#define TULIP_BPF_TAP(sc, p, l) bpf_tap((sc)->tulip_bpf, p, l) +#define TULIP_BPF_ATTACH(sc) bpfattach(&(sc)->tulip_bpf, &(sc)->tulip_if, DLT_EN10MB, sizeof(struct ether_header)) +#endif + +/* + * However, this change to FreeBSD I am much less enamored with. + */ +#if !defined(TULIP_EADDR_FMT) +#define TULIP_EADDR_FMT "%s" +#define TULIP_EADDR_ARGS(addr) ether_sprintf(addr) +#endif + +#define TULIP_CRC32_POLY 0xEDB88320UL /* CRC-32 Poly -- Little Endian */ +#define TULIP_MAX_TXSEG 30 + +#define TULIP_ADDREQUAL(a1, a2) \ + (((u_int16_t *)a1)[0] == ((u_int16_t *)a2)[0] \ + && ((u_int16_t *)a1)[1] == ((u_int16_t *)a2)[1] \ + && ((u_int16_t *)a1)[2] == ((u_int16_t *)a2)[2]) +#define TULIP_ADDRBRDCST(a1) \ + (((u_int16_t *)a1)[0] == 0xFFFFU \ + && ((u_int16_t *)a1)[1] == 0xFFFFU \ + && ((u_int16_t *)a1)[2] == 0xFFFFU) + +typedef int tulip_spl_t; + +#endif /* !defined(_DEVAR_H) */